5 Daily Habits That May Influence Your Genes

‘Your genes load the gun, but your daily habits pull the trigger,’ Dr. Shad Marvasti said.

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When a 50-year-old man walked into Dr. Shad Marvasti’s office, he was resigned to his fate. Heart disease ran in his family, and he believed his genes had already written the ending to his story. However, within months of changing just a few daily habits—better sleep, more movement, healthier meals—his blood pressure dropped, his inflammation markers improved, and he had a revelation: “I thought my genes were my destiny. I didn’t realize my habits were the instruction manual.”

It’s a transformation playing out in clinics worldwide, as scientists discover that the life you live today can influence how your genes behave tomorrow, sometimes in as little as two weeks.

When people hear “gene expression,” they often assume it’s fixed—something inherited and unchangeable, Marvasti, a board-certified integrative medicine physician, the executive director of the HonorHealth Whole Health Institute, and the author of “Longevity Made Simple,” told The Epoch Times.

“But one of the most hopeful discoveries in modern medicine is that how long and how well we live is strongly influenced by daily habits that shape how our genes behave,” he said.

5 Powerful Habits for Optimal Gene Health

Here’s an easy-to-understand guide to five powerful habits that can rewire your genes for optimal health.

1. Prioritize Quality Sleep

Sleep isn’t just about feeling rested—it’s a critical period when your body and genes recover and reset. During deep sleep stages, your brain activates genes that promote healing and suppresses those linked to stress and inflammation.

“Sleep regulates gene expression tied to immune defense, glucose metabolism, and stress response,” Marvasti said. “Chronic sleep deprivation shifts gene expression toward inflammation and accelerates cardiometabolic aging. Sleep is one of the most powerful—and undervalued—longevity tools we have.”

Studies show that consistent, high-quality sleep influences gene expression related to inflammation, immune function, and cellular repair. Lack of sleep or poor sleep quality triggers genes associated with inflammation and stress, which can contribute to chronic diseases over time. Conversely, restful sleep enhances the activity of genes involved in anti-inflammatory responses and cellular maintenance.

What You Can Do: Aim for seven to nine hours of sleep per night, maintain a regular sleep schedule even on weekends, and create a calming bedtime routine. Dim the lights, avoid screens, and keep your bedroom cool and dark. Within three weeks of consistent sleep, people often notice improvements in energy levels, immune function, and mood.

2. Move Your Body: Exercise as a Gene Modulator

Exercise is like a natural gene switchboard. Physical activity influences hundreds of genes that regulate metabolism, inflammation, and cell growth.

Research indicates that regular exercise can activate genes that protect against chronic illnesses such as diabetes, heart disease, and certain cancers. When you exercise, your muscles produce signaling molecules called myokines, which turn on beneficial genes. Over time, consistent activity enhances the expression of genes involved in fat burning, muscle growth, and anti-inflammatory responses.

“Physical activity rapidly alters gene expression related to mitochondrial health, insulin sensitivity, and inflammation—three central drivers of aging,” Marvasti said. “Even short bouts of movement activate longevity-associated pathways and help preserve muscle mass, which is one of the strongest predictors of lifespan and independence with aging.”

Adam Brockman, a chiropractor and naturopathic doctor and owner of Complete Wellness, recommends starting with 150 minutes of moderate aerobic exercise weekly—such as brisk walking, cycling, or swimming—then adding short bursts of higher-intensity intervals.

“Movement acts like a daily software update for your genes, silencing those linked to inflammation while activating ones that promote detoxification and longevity,” he said.

“Two to three sessions per week, using free weights, resistance bands, or even bodyweight, help maintain muscle as a natural metabolic organ,” Brockman said. “Strong muscles don’t just look good—they act like medicine, reducing inflammation, boosting hormone balance, and guarding against frailty and cognitive decline with age.”

What You Can Do: Engage in at least 150 minutes of moderate exercise, such as brisk walking or cycling, per week. Incorporate strength training twice a week. Find activities you enjoy so you’re more likely to stick with them.

3. Eat a Plant-Powered Diet

What you eat doesn’t just fuel your body—it directly influences gene activity.

Research has found that plant-based foods rich in antioxidants, fiber, and phytochemicals can activate genes that combat inflammation and oxidative stress, while turning off harmful genes linked to aging and disease.

Compounds such as flavonoids and polyphenols found in berries, leafy greens, nuts, and seeds interact with your DNA, modulating gene expression toward health-promoting pathways. These effects happen quickly, often within a few weeks of dietary change.

Emily Feivor, a registered dietitian nutritionist at Northwell Long Island Jewish Forest Hills, told The Epoch Times that she recommends making an effort to eat lower amounts of animal products and more minimally processed grains, nuts, seeds, vegetables, fruits, and legumes.

“Start with one meal a week, then slowly add one plant-based meal per day and work your way up,” she said. “Easy examples are swapping out black beans for meat in a recipe or 100 percent whole wheat toast with peanut butter for breakfast.”

After just a couple of weeks, your body’s genes start favoring anti-inflammatory and antioxidant responses, leading to improved energy, better digestion, and reduced risk of chronic disease.

Feivor said that vegan and vegetarian diets can cut out natural sources of some essential vitamins and minerals, such as B12 and iron.

“Those who are experiencing deficiencies, or at high risk to develop them, should consult a [registered dietitian] or [medical doctor] to be sure they meet their needs,” she said.

What You Can Do: Fill half your plate with vegetables and fruits, choose whole grains over refined ones, and include healthy fats from sources such as avocados, nuts, and olive oil.

4. Manage Stress: Calm Your Mind to Influence Your Genes

Chronic stress doesn’t just affect your mood—it influences gene activity, turning on stress-related genes and suppressing those involved in immune defense.

Stress activates the release of hormones such as cortisol, which can alter gene activity across your body. Practices such as meditation, deep breathing, and yoga can reduce cortisol levels and promote the expression of genes associated with resilience and immune function. Research shows that mindfulness and stress reduction techniques can promote healthier gene expression.

“Stress-reducing practices lower cortisol and influence genes associated with immune resilience and slower biological aging,” Marvasti said. “You don’t need a stress-free life—you need a nervous system that knows how to recover.”

What You Can Do: Dedicate 10 to 15 minutes daily to mindfulness or meditation, or find hobbies that relax you and make time for them regularly. Practice deep breathing exercises during stressful moments.

5. Stay Connected: Social Bonds and Your Genes

Humans are social creatures, and meaningful connections have a surprising effect on gene activity.

Research indicates that strong social bonds can down-regulate genes associated with inflammation and aging while boosting those involved in immune defense.

Positive social interactions trigger the release of hormones such as oxytocin, which influence gene expression in ways that promote health and longevity. Conversely, social isolation can activate genes linked to stress and inflammation.

What You Can Do: Make time for friends and family or join local clubs and community groups. Practice gratitude and extend acts of kindness daily.

The Bottom Line

Science confirms that your daily habits are powerful tools for shaping your genetic destiny. By prioritizing sleep, staying active, eating wisely, managing stress, and cultivating connections, you can reprogram your genes toward better health—and see visible benefits in just a few weeks.

“Your genes load the gun, but your daily habits pull the trigger,” Marvasti said, a concept illustrated by his patient’s story.

“Instead of chasing perfection, we focused on small, daily longevity habits—movement, real food, better sleep, stress regulation, and reconnection with purpose.”

Within months, his patient’s blood sugar, blood pressure, and inflammatory markers improved.

Why wait? Start making these simple, science-backed changes today, and watch as your genes work in your favor for a healthier, happier life.