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Undo It!

How Simple Lifestyle Changes Can Reverse Most Chronic Diseases

3.9 (1,744 ratings)
23 minutes read | Text | 9 key ideas
In a world where chronic ailments loom large and medical miracles seem elusive, "Undo It!" by Dean and Anne Ornish shatters expectations with a revelation as simple as it is profound. Imagine turning the tide on disease and aging—not through a pill, but through the rhythm of daily life. This groundbreaking guide distills four decades of research into a manifesto for renewal: eat well, move more, stress less, love more. With clarity and warmth, the Ornishes unveil a lifestyle prescription that not only halts the march of illness but rewinds the clock on cellular decay. From heart health triumphs to stories of sidestepping transplants, this book isn't just a read—it's a revolution. Let the pages of "Undo It!" reawaken your potential for health and longevity, offering hope through the transformative power of choice.

Categories

Nonfiction, Self Help, Health, Science, Food, Audiobook, Cookbooks, Medical, Vegan, Nutrition

Content Type

Book

Binding

Hardcover

Year

2019

Publisher

Ballantine Books

Language

English

ASIN

052547997X

ISBN

052547997X

ISBN13

9780525479970

File Download

PDF | EPUB

Undo It! Plot Summary

Introduction

Imagine waking up each morning with boundless energy, mental clarity, and a profound sense of wellbeing. This isn't a fantasy reserved for the genetically blessed few—it's the natural birthright available to anyone willing to make conscious choices about how they live. In a world where chronic disease has become normalized and quick-fix solutions abound, the path to genuine health transformation often seems elusive. Yet the truth is both simpler and more revolutionary than most realize. The journey to vibrant health doesn't require extreme measures or perfect execution. Rather, it emerges from consistent small shifts in how we eat, move, manage stress, and connect with others. These daily choices may seem insignificant in isolation, but together they create a powerful foundation for healing and vitality. Throughout these pages, you'll discover evidence-based practices that address the root causes of illness while enhancing your capacity for joy, resilience, and meaningful living.

Chapter 1: Embrace Plant-Based Eating for Vibrant Health

At the core of transforming your health lies a simple yet powerful principle: what you eat directly impacts how you feel, how you age, and your risk for chronic disease. The evidence is now clear that a whole-foods plant-based diet represents the healthiest way of eating—one that's rich in protective nutrients found in fruits, vegetables, whole grains, legumes, and plant proteins while minimizing processed foods, harmful fats, and refined carbohydrates. Dr. Dean Ornish and his colleagues have conducted extensive research proving that this way of eating can reverse the progression of heart disease, diabetes, high blood pressure, and even certain types of cancer. Their studies show that what you include in your diet is as important as what you exclude. Plant foods contain thousands of protective substances with anti-cancer, anti-heart disease, and anti-aging properties that work synergistically to support optimal cellular function. Robert Treuherz, an internal medicine doctor who suffered a massive heart attack, initially shared concerns about plant-based eating. After his heart attack left him with an ejection fraction of only 11% (normal is at least 50%), he was told he needed a heart transplant to survive. While waiting for a donor heart, Dr. Treuherz began following the Ornish lifestyle medicine program. After just nine weeks, his ejection fraction increased to over 30%, eliminating his need for a heart transplant. "The difference is like science fiction," he reported. "I can't believe I'm even standing here, let alone working again four days a week as a doctor." Making the transition to plant-based eating is easier than most people think. Start by focusing on what you're adding to your diet rather than what you're removing. Begin with familiar plant foods you already enjoy, then gradually explore new options. Fill half your plate with colorful vegetables and fruits at each meal. Experiment with different beans, lentils, and whole grains prepared in delicious ways that satisfy your taste buds and appetite. Keep nuts, seeds, and fresh fruits available for convenient snacking. For those concerned about dining out, simple approaches work well: ask for a plate of steamed vegetables without oil, or a beautiful salad with dressing on the side. Many restaurants are happy to accommodate such requests, and you'll often find others at your table saying, "That looks great—I didn't see that on the menu!" Remember that your taste preferences will adapt over time as your palate becomes more sensitive to the natural flavors in whole foods. The beauty of plant-based eating lies in its abundance rather than restriction. By focusing on the incredible variety of delicious, nutrient-dense foods available to you, you'll naturally crowd out less healthy options while nourishing every cell in your body. This isn't about perfection but progress—each plant-centered meal is a step toward greater vitality and resilience against disease.

Chapter 2: Move Your Body with Joy and Purpose

Movement is medicine. What many people don't realize is just how powerful even small amounts of exercise can be for transforming health, and how quickly these benefits appear. The research is clear: the greatest increase in longevity occurs when you go from being sedentary to doing even a little exercise every day, with benefits extending to virtually every system in your body. Studies show that walking just 20-30 minutes per day can cut premature death rates by 20-30%. In the Women's Health Study involving tens of thousands of women, those who walked briskly for just 60-90 minutes each week—merely 15 minutes a day—cut their risk of death from heart attack and stroke in half. Even more remarkable, one study of over 55,000 adults found that runners gained about three extra years of life compared with sedentary adults, with similar benefits whether someone ran five minutes a day or thirty minutes a day. Consider the transformation of Robert Treuherz after his heart attack. Initially, he couldn't walk more than a few steps without chest pain. "I couldn't go up the stairs to my bedroom unless one of my sons carried me upstairs," he recalled. His traditional cardiac rehab program wouldn't let him continue because every time he started to exercise, his blood pressure would drop and he would nearly pass out. After following a comprehensive lifestyle program that included gentle, progressive movement, he was able to take long walks at high altitude without chest pain. His capacity for physical activity expanded as his heart function improved. To incorporate more movement into your life, focus on finding activities you genuinely enjoy. As Dr. Ornish says, "If you like it, you'll do it." This means exploring different types of movement until you discover what feels good to you. There are three basic types of exercise recommended: aerobic exercise like walking, dancing, or cycling; strength training with resistance bands or weights; and stretching for flexibility and joint health. For aerobic exercise, aim for at least three hours per week, broken into sessions that fit your schedule. This could be an hour three times weekly or thirty minutes six times weekly. Remember that exercise can be incorporated into daily activities—taking stairs instead of elevators, parking farther from destinations, or walking while talking on the phone. For strength training, resistance bands offer a simple, affordable option that can even travel with you. The goal is to do exercises that work different muscle groups 2-3 times weekly, allowing recovery days between sessions. The key to sustainable movement is starting where you are, not where you think you should be. If you're currently sedentary, begin with just five minutes daily and gradually increase. Track your progress to celebrate improvements, but focus more on how movement makes you feel than on performance metrics. When physical activity becomes a source of joy and energy rather than another obligation, you've discovered the secret to making it a lifelong habit that will continue to reward you with better health, mood, and cognitive function.

Chapter 3: Practice Mindfulness to Reduce Stress

Chronic stress is one of the most significant mechanisms underlying numerous chronic diseases. It directly affects health through the sympathetic nervous system and plays a crucial role in inflammation, cellular aging, gene expression, and disruption of the microbiome. The good news is that stress comes primarily not just from what happens to us but, more importantly, how we react to what happens—and this reaction is something we can learn to transform. Research by Elissa Epet and Elizabeth Blackburn studied caregivers of children with autism and found that women with the highest levels of perceived stress had significantly shorter telomeres, corresponding to having telomeres thirteen average "years" shorter! However, it wasn't an objective measure of stress that determined its effects on their telomeres—it was how they reacted to the stress. Those who practiced stress management techniques were able to buffer the stress, so it didn't affect their telomeres and health. This remarkable finding demonstrates that our perception of and response to stressors may be more important than the stressors themselves. Dr. Ornish's research shows that spending just one hour daily on stress management techniques can have profound effects on health. In all of his studies, adherence to stress management techniques was as strongly correlated with the degree of reversing heart disease as was adherence to the nutrition guidelines. One participant described the transformation: "You know, I used to have a short fuse and I'd explode easily. But after going on this program, things just don't bother me as much. I'm just feeling more peaceful and centered." To incorporate mindfulness into your daily life, begin with simple breathing practices. The three-part breathing technique progressively tones your lungs to their fullest capacity while releasing tension and calming the mind in just a few minutes. Sit comfortably with your spine straight and shoulders relaxed. Place one hand on your abdomen and the other on your chest. Inhale slowly through your nose, feeling your abdomen expand, then your ribcage, and finally your upper chest. Exhale in the reverse order, emptying your upper chest, then ribcage, then abdomen. Practice for 5-10 cycles whenever you feel stressed or as part of a regular morning routine. Meditation is another powerful practice. Researchers at Harvard found that meditation alone can change the expression of genes that regulate inflammation, programmed cell death, and oxidative stress in just a few weeks. To begin, set aside 5-10 minutes daily. Sit in a comfortable position, close your eyes, and bring attention to your natural breathing. When your mind wanders (which it will), gently bring your attention back to your breath without judgment. With practice, extend your sessions to 15-20 minutes. Remember that mindfulness is not about achieving a particular state or eliminating thoughts—it's about developing a different relationship with your experiences. Through regular practice, you'll likely notice greater awareness of your thought patterns and emotional responses, allowing you to choose your reactions rather than being driven by automatic habits. This growing capacity for conscious response rather than unconscious reaction may be the most valuable skill you can develop for both health and happiness.

Chapter 4: Nurture Meaningful Connections

Love and connection are not just nice-to-have emotional experiences—they are fundamental biological necessities. Research shows that people who feel lonely, depressed, and isolated are three to ten times more likely to get sick and die prematurely compared to those who have strong feelings of love, connection, and community. This makes social connection as important to health as diet, exercise, and not smoking. Dr. Dean Ornish discovered this profound truth through his own personal journey. During medical school, he experienced severe depression and contemplated suicide. Through this dark period, he realized that what was missing in his life was love and intimacy. This insight became central to his lifestyle medicine program, which has helped thousands of patients reverse chronic diseases. He found that opening one's heart to giving and receiving love creates physiological changes that promote healing. The story of Claudia and Robert Treuherz illustrates the healing power of love. After Robert's massive heart attack, Claudia didn't think he would live through the year. "When I called the children, the prognosis was very grim. The doctors said, 'Call the kids. Doesn't look good.'" As Robert recovered through a comprehensive lifestyle program, their relationship deepened. "My relationship with my wife, Claudia, is what we both want it to be, so much closer," Robert shared. Claudia added, "I'm still in awe. I have my husband back, which is incredible!" Their experience demonstrates how health transformation and relationship transformation often go hand in hand. Creating meaningful connections begins with self-compassion. Many people find it easier to be loving toward others than toward themselves. Yet self-compassion is essential for healing. Practice speaking to yourself with the same kindness you would offer a dear friend. Notice your self-talk and gently redirect harsh criticism toward understanding and acceptance. This inner relationship forms the foundation for authentic connection with others. Next, prioritize quality time with loved ones. This means being fully present—putting away digital devices and truly listening. Share meals together, take walks, or engage in activities that foster conversation and laughter. Remember that emotional intimacy requires vulnerability—the willingness to share your authentic feelings and experiences rather than presenting a polished façade. Start with small disclosures with trusted others and notice how sharing creates space for deeper connection. For those feeling isolated, community involvement offers powerful benefits. Volunteer work, religious or spiritual communities, support groups, or classes centered around shared interests can provide meaningful connections. Studies show that giving to others activates reward centers in the brain, reducing stress and increasing feelings of happiness. As you open yourself to both giving and receiving love, you create conditions for healing that no medication can provide.

Chapter 5: Create Sustainable Habits for Lasting Change

Sustainability is the key to long-term health transformation. The most effective approach recognizes that fear is not a successful motivator over the long term. While fear might work briefly—for about a month after someone has a heart attack—it usually doesn't last. For lifestyle changes to be sustainable, they must be pleasurable, meaningful, fun, joyful, and freely chosen. The remarkable adherence rates in comprehensive lifestyle programs demonstrate this principle in action. An impressive 94% of people who enroll in the nine-week Ornish lifestyle medicine program complete the seventy-two hours of training, and 85–90% are still following it one year later. This contrasts sharply with medication adherence, where only about half of patients continue taking prescribed cholesterol-lowering drugs or blood pressure medications after six months. The difference lies in the experience—when people feel better quickly, their motivation shifts from fear to joy. Robert Treuherz initially approached lifestyle changes with skepticism. "When I went into this program, I really didn't have that much faith in it. I went into it because I just didn't know what else to do, and the science impressed me." He admits, "I whined about the food. It seemed like the end of the world that I couldn't eat everything." However, after only a few weeks, his palate changed and he began enjoying the meals. More importantly, he felt dramatically better, which reinforced his commitment to continue. To create sustainable habits, start by connecting your health journey to your deepest values. Ask yourself: "Why am I doing this? Who and what matters most to me?" Perhaps you want to be present for your children or grandchildren, contribute meaningfully to your community, or simply enjoy life with greater vitality. When lifestyle changes are linked to your core values, they become more meaningful and sustainable. Implement changes gradually rather than attempting a complete overhaul overnight. Choose one area to focus on first—perhaps adding more vegetables to your meals, taking a daily walk, or practicing five minutes of meditation. Once that becomes comfortable, add another small change. This incremental approach prevents overwhelm and builds confidence through consistent small wins. Create a supportive environment by surrounding yourself with people who encourage your health goals. This might mean joining a support group, finding an exercise buddy, or cooking healthy meals with family members. Consider removing triggers from your environment—keeping tempting foods out of the house, for example, or creating a dedicated space for meditation or exercise. Finally, celebrate your successes, no matter how small. Each healthy meal, each walk, each meditation session is a victory worth acknowledging. These small wins build momentum toward larger transformations and reinforce that you're on the right path. Remember that perfection isn't the goal—progress is. When setbacks occur (and they will), practice self-compassion and simply begin again. This resilient approach creates the foundation for lasting change.

Chapter 6: Track Progress to Stay Motivated

Tracking your progress provides tangible evidence of how your lifestyle changes are improving your health. It's one thing to be told that certain changes will help you; it's another to see the improvements yourself. This visibility creates a positive feedback loop that reinforces your commitment to continue. In comprehensive lifestyle programs, participants undergo health assessments before beginning and at regular intervals throughout. These include blood tests measuring cholesterol, blood sugar, inflammatory markers, and other biomarkers; blood pressure readings; weight measurements; and questionnaires about symptoms, energy levels, and quality of life. These measurements provide objective data showing how the body responds to lifestyle changes. Consider the remarkable transformation of Robert Treuherz. After his heart attack, his ejection fraction (the percentage of blood pumped with each heartbeat) was only 11%, far below the normal 50%. After nine weeks on a comprehensive lifestyle program, it increased to over 30%, eliminating his need for a heart transplant. His cholesterol levels dropped more than 50%, and his angina (chest pain) disappeared completely. These measurable improvements provided powerful motivation to maintain his new lifestyle. To track your own progress effectively, start by establishing your baseline measurements. Work with your healthcare provider to measure key indicators relevant to your health concerns. For heart disease, this might include blood pressure, cholesterol levels, and inflammatory markers. For diabetes, blood sugar levels and insulin resistance are important. Weight, waist circumference, energy levels, and sleep quality are valuable metrics for almost everyone. Create a simple system for recording these measurements regularly. This could be a journal, spreadsheet, or health-tracking app. The frequency of tracking depends on the measurement—daily for some metrics like weight or symptoms, weekly for others, and monthly or quarterly for lab tests that require healthcare visits. The key is consistency and accuracy in your tracking. Pay attention to how you feel as well as the numbers. Notice changes in your energy, mood, sleep quality, and symptoms. Many participants report improvements in these subjective areas before seeing changes in their lab results. Robert Treuherz described his transformation: "I can enjoy my kids, enjoy everything so much more." These quality-of-life improvements often provide even more meaningful motivation than laboratory values. Tracking also helps identify patterns and correlations between your behaviors and how you feel. You might notice, for example, that your energy levels improve dramatically when you walk daily, or that your sleep quality declines when you eat late at night. These insights allow you to fine-tune your approach for maximum benefit. Remember that tracking is a tool for awareness and motivation, not judgment. Approach your measurements with curiosity rather than criticism, and celebrate improvements of any size.

Chapter 7: Transform Your Environment for Success

Your environment shapes your choices far more than willpower alone. By intentionally designing your surroundings to support healthy behaviors, you make it easier to maintain positive changes even when motivation fluctuates. This principle applies to your physical spaces, social connections, and the information you consume daily. Research in behavioral economics shows that we tend to choose the option requiring the least effort. A study at Google found that when healthy snacks were placed at eye level in clear containers while less healthy options were in opaque containers, consumption of healthy snacks increased by 30% without any educational campaign. Similarly, Brian Wansink's research at Cornell University demonstrated that people eat 20-30% more food when using larger plates, bowls, and serving utensils, regardless of hunger levels. Dr. Ornish observed this principle in action through his lifestyle programs. Participants who reorganized their kitchens to make healthy foods more visible and accessible maintained their dietary changes more successfully than those who didn't. One participant described her transformation: "I completely revamped my kitchen. I got rid of processed foods and stocked up on fruits, vegetables, and whole grains. I placed a beautiful bowl of fruit on the counter and prepped vegetables in clear containers at eye level in the refrigerator. Now when I'm hungry, the healthy choice is the easy choice." To transform your food environment, start by conducting a kitchen audit. Remove or relocate foods that don't support your health goals. Place nutritious options in visible, accessible locations. Keep cut vegetables, fruits, and other healthy snacks ready to grab. Consider investing in tools that make healthy cooking easier—perhaps a good knife, a steamer basket, or an Instant Pot for quick bean and grain preparation. For physical activity, create an environment that invites movement. Keep comfortable walking shoes by the door. Place exercise equipment in visible locations rather than tucked away in closets. Set out your exercise clothes the night before. Create pleasant walking routes near your home or workplace. Some people find that not having a TV in the bedroom encourages earlier sleep and morning exercise. Your social environment is equally important. Surround yourself with people who support your health goals. This might mean joining a walking group, taking cooking classes, or participating in meditation gatherings. Be transparent with friends and family about the changes you're making and why they matter to you. Some relationships may need renegotiation—perhaps suggesting active outings instead of food-centered gatherings, or meeting for tea rather than cocktails. Finally, consider your information environment. The content you consume shapes your thoughts, beliefs, and ultimately your behaviors. Subscribe to health-supportive newsletters, podcasts, or social media accounts. Create a collection of favorite recipes, inspiring success stories, or research findings that reinforce your commitment. Limit exposure to media that promotes unhealthy choices or creates stress without providing solutions. Remember that environment design is about making healthy choices easier, not about creating perfect conditions. Small adjustments can yield significant results over time. By aligning your surroundings with your health goals, you create a foundation for sustainable change that doesn't rely solely on willpower or motivation.

Summary

The journey to vibrant health is both simpler and more profound than most people realize. Through consistent small shifts in how you eat, move, manage stress, and connect with others, you can transform your health at the cellular level. As Dr. Ornish discovered through decades of research, "The more diseases we study, and the more underlying biological mechanisms we research, the more new reasons and scientific evidence we have to explain why these simple lifestyle changes are so powerful." Take the first step today by choosing one area to focus on—perhaps adding more plant foods to your diet, taking a daily walk, practicing five minutes of meditation, or reaching out to connect with someone you care about. Remember that small changes, consistently applied, lead to remarkable transformations. Your journey to embrace vibrant health begins with a single choice—and that choice is yours to make right now.

Best Quote

“Our genes are a predisposition, but our genes are not our fate,” I wrote to him. “If they were, then you’d be a victim, but you’re not—you’re one of the most powerful people on the planet.” ― Dean Ornish, Undo It!: How Simple Lifestyle Changes Can Reverse Most Chronic Diseases

Review Summary

Strengths: The book's holistic approach to reversing chronic diseases is a key strength, offering scientifically-backed methods that are accessible to readers. A significant positive is its emphasis on whole foods and plant-based eating, which is complemented by practical advice and clear explanations. Detailed plans and recipes are particularly noteworthy, making lifestyle changes easier to implement. The incorporation of mindfulness and emotional well-being as essential health components is also well-received. Weaknesses: Some readers perceive the program's rigidity as a challenge, particularly the difficulty in maintaining the strict dietary recommendations. Concerns are raised about the feasibility of reversing severe diseases solely through lifestyle modifications. Additionally, the comprehensive nature of the lifestyle changes can be daunting for some. Overall Sentiment: The general reception is positive, with appreciation for the empowering message and practical guidance. However, the need for personal commitment to fully benefit from the program is noted by some. Key Takeaway: Ultimately, the book underscores the power of small, sustainable lifestyle changes in achieving significant health improvements, emphasizing the interconnectedness of diet, stress management, physical activity, and support systems.

About Author

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Dean Ornish Avatar

Dean Ornish

Dean Ornish is an American physician and researcher. He is the president and founder of the nonprofit Preventive Medicine Research Institute in Sausalito, California and a Clinical Professor of Medicine at the University of California, San Francisco. He is a well-known advocate for using a plant-based diet and healthy lifestyle changes to treat and prevent heart disease.Dean Ornish earned a B.A. in Humanities summa cum laude from the University of Texas in Austin, where he gave the baccalaureate address. He received his M.D. from the Baylor College of Medicine, he was a clinical fellow in medicine at Harvard Medical School, and he completed an internship and residency in internal medicine at the Massachusetts General Hospital.

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Undo It!

By Dean Ornish

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