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For over three decades Longevity has been sharing information through multi-media channels on the art and science of staying young. #longevity

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Joined November 2009
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Your daily walk barely fires up your calves. - 20 to 60 seconds on the balls of your feet does. Benefits: 1. Builds strong calves & foot arches 2. Improves balance, stability & ankle mobility 3. Great for flat feet or weak lower legs Do this: 20-60 seconds of tiptoe walks, 2-3 sets, a few times/week. Pair with heel walks for balance. Warning: It’s energy-expensive and can strain your achilles/forefoot if you overdo it. Use as exercise, not your default gait. Natural heel-to-toe walking still wins for daily mileage. Are you already doing these, or does toe-walking still feel like something only kids do? #FootHealth
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Most people probably aren’t moving enough, even if they go to the gym three times a week. @DrAndyGalpin explains.
Why your 3 hard workouts a week aren't enough: - Exercise and physical activity are not the same thing: walking, a walking treadmill at work, parking farther away - You are not reaching optimal health by training hard and sitting the other 23 and a half hours - Target 150-180 minutes a week of physical activity, or 30 minutes a day of low to moderate intensity - A nurse on her feet at 15,000 steps covers most of it. At a desk you have to add hours of walking on purpose @DrAndyGalpin on @hubermanlab
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🧬 People on the Mediterranean diet had 5x more stem cells in circulation. Green tea boosts them. Black tea too. And a UCSF study found hot chocolate twice a day doubled stem cells in people with cardiovascular disease. 🍫 #FoodAsMedicine #DrWilliamLi #StemCells #Longevity
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Longevity retweeted
The secret to being healthy in your 40s is to be boring. Wake up early. Go to sleep early. Eat similar meals. Drink water. Do the same workout week. Get protein and fiber at every meal. If you want to be fit stop chasing the shiney shit and commit to being boring.
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The same diet that’s anti-cancer is also anti-heart disease and anti-lung disease. Following cancer prevention guidelines for lifestyle and diet may increase longevity. see.nf/3O4GyAa
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Glutathione is the most powerful antioxidant your body produces. It is called the master antioxidant because it regenerates other antioxidants including vitamins C and E after they have been used. It detoxifies heavy metals, protects mitochondria from oxidative damage, supports immune function, and declines significantly with age and chronic stress. What depletes it fastest: alcohol, acetaminophen, chronic inflammation, and nutrient deficiencies in glycine, cysteine, and glutamine. What raises it: N-acetyl cysteine, glycine supplementation, whey protein, cruciferous vegetables, and adequate sleep.
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🌅 Get outside within 30 to 60 minutes of waking. Just 5 to 15 minutes of natural light sets your energy clock and shifts your mitochondria into full energy mode for the day. Free. Simple. Powerful. 🌿 #FoodAsMedicine #DrWilliamLi #MorningLight #Mitochondria #Longevity
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Longevity retweeted
🚨 30 MINUTES A DAY COULD CHANGE YOUR FUTURE A simple daily walk may do more than just keep you fit—it can help you live longer. Research shows that 30 minutes of walking each day can improve heart health, reduce disease risk, and may add up to 7 extra years of life over time. No gym. No equipment. Just walking… something most people already do, but often ignore as “not enough.” The real surprise is this: small daily habits, done consistently, can quietly shape how long and how well you live. Source:
Harvard T.H. Chan School of Public Health. (n.d.). Walking for health and longevity.
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⚠️ Weather Alert: Western Cape ⚠️ An Orange Level 8 warning for disruptive heavy rainfall and gale-force winds remains in effect through May 12, 2026. Flooding, dangerous road conditions, strong winds exceeding 80 km/h, and possible travel disruptions — including flights through Cape Town International Airport — are expected. The U.S. Consulate General Cape Town has suspended operations for the remainder of today. Consular appointments are expected to continue tomorrow, though delays may occur. Stay safe: ✔️ Avoid unnecessary travel ✔️ Monitor local news and the South African Weather Services for updates ✔️ Seek secure shelter Read the full alert here: 🔗 za.usembassy.gov/weather-ale…
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A thousand-year-old edible medicine, hiding in plain sight. Shiitake supports immunity, the gut and possibly the ageing brain. Plus a sunlight trick that boosts its vitamin D, and a simple immunity tea recipe on the blog. natmedworld.com/Shiitake-Mus… #ShiitakeBenefits
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🧠 While you sleep your brain clears waste, your immune system recalibrates, your muscles repair, and your mitochondria undergo maintenance. 7 to 8 hours is not a luxury. It is maintenance. 🌿 #FoodAsMedicine #DrWilliamLi #Sleep #Longevity #Mitochondria
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Longevity retweeted
The best fruit for the brain has to be blueberries. Anthocyanins are a group of deep red, purple & blue pigments bound in plant-based foods. They're part of a larger category called flavonoids. These are largely found in fruits like blueberries, raspberries, and blackberries. Anthocyanins have been shown to have a whole host of benefits such as improved memory, lowered blood pressure, reduced risk of heart disease + cancer, and prevention of neurological disease. A collection of 13 studies found that dietary levels of anthocyanins correlated with better processing speed while improving the quality of life in older adults (1). Another meta-analysis found that anthocyanins were correlated with better focus, memory, reaction time, and overall improved cognitive function (2). Other foods that contain high amounts of anthocyanins are cherries, pomegranates, black and red grapes, red cabbage, red onions, and the skin of a purple eggplant. Want a better brain? Start adding blueberries and the other foods mentioned above to your next grocery run.
Frozen blueberries can offer superior nutritional benefits compared to fresh ones, particularly in terms of antioxidant bioavailability. The key lies in the freezing process: when blueberries are flash-frozen at peak ripeness, ice crystals form and disrupt the fruit's cell walls. This breakdown makes anthocyanins—the powerful antioxidants that give blueberries their vibrant color and support anti-inflammatory, brain-health, and overall wellness benefits—more readily accessible and absorbable by the body. In contrast, fresh berries often endure days or weeks of shipping and shelf time, during which nutrient levels can gradually decline. Commercially frozen blueberries, harvested and preserved at their nutritional prime, avoid this degradation and provide reliable, year-round access to high-potency nutrition. Beyond better anthocyanin availability, opting for frozen varieties supports sustainability by minimizing food waste, offers greater convenience and affordability, and ensures a consistent superfood boost for smoothies, oatmeal, or snacks—ideal when local fresh berries aren't in season. [Baylor Scott & White Health. (2024). Frozen vs. Fresh: Why Your Freezer Might Hold the Healthiest Blueberries. Baylor Scott & White Health]
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Wild blueberries aren’t just a “healthy berry." They’re biochemical overachievers. Wild blueberries deliver: (relative to conventional blueberries) 2× the antioxidants 72% more fiber 33% more anthocyanins (for heart & blood vessels health) If you want a daily habit that moves the needle, add a half‑cup of wild blueberries to your morning routine. Blend them, sprinkle them, freeze them. Most of all, enjoy them! #FoodAsMedicine #MetabolicHealth 📷
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Longevity retweeted
South Africa’s NCD crisis demands action. The Health Promotion Levy has already:
 • Reduced sugary drink consumption
 • Generated R13+ billion Evidence matters. Policy matters. Public health matters. heala.org/
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Lunch today. Here's the recipe and instructions: Pesto Veggies with Black Lentils and Sweet Potato 1–2 servings
 Prep: 15 min
 Cook: 25–30 min Total : 40–45 min Ingredients Veggie pesto: * 1 packed cup fresh basil leaves * 2 tablespoons olive oil * 2 tablespoons pine nuts * 1 small garlic clove * 1 to 2 tablespoons water, as needed Vegetables: * 1 cup cauliflower florets * 1 cup broccoli florets * 1/4 cup sliced red onion * 1 small garlic clove, minced * 1 cup cherry tomatoes, halved * 1 medium zucchini, sliced * 1 tablespoon avocado oil or and high smoke point oil Lentils and sweet potato: * 1 cup cooked black lentils, cooked in vegetable broth * 1 small sweet potato, peeled if desired and cut into cubes * Water for steaming or boiling Finishing: * 2 oz sliced black Kalamata olives * 1 teaspoon truffle oil, optional * Microgreens for garnish, optional Instructions: 1. Make the pesto * Add basil, olive oil, pine nuts, garlic, and a small splash of water to a blender or food processor. * Blend until smooth or slightly textured, depending on preference. * If needed, add a little more water to help it blend. * Taste and adjust seasoning if using salt. 2. Cook the lentils * Rinse the black lentils if needed. * Cook 1 cup of black lentils in vegetable broth according to package directions until tender but not mushy. * Drain any excess liquid if necessary and set aside. 3. Steam the sweet potato * Place the cubed sweet potato in a steamer basket or small pot with a little water. * Steam until fork-tender, about 10 to 12 minutes. * Set aside. 4. Sauté the vegetables * Heat 1 tablespoon oil in a large skillet over medium heat. * Add the red onion and garlic first and cook for 1 to 2 minutes. * Add cauliflower and broccoli and cook for 4 to 5 minutes. * Add zucchini and cherry tomatoes and continue cooking for another 4 to 6 minutes, until the vegetables are tender but still vibrant. 5. Combine with pesto * Turn the heat to low. * Add the pesto to the vegetables and stir well to coat everything evenly. * If the mixture is too thick, add a small splash of water to loosen it. 6. Assemble the dish * Spoon the cooked black lentils onto plates or into bowls. * Add the steamed sweet potato. * Top with the pesto vegetables. * Add sliced Kalamata olives over the top. * Drizzle with truffle oil if using. * Finish with microgreens for garnish. Serving Suggestion * Serve warm as a main dish for 1 hearty serving or as 2 lighter servings. * This dish also works well with extra lemon juice on top if you want brightness. Health Benefits * Black lentils provide plant-based protein, fiber, iron, and slow-digesting carbohydrates that support fullness and steady energy. * Broccoli and cauliflower supply vitamin C, vitamin K, and glucosinolates, which support antioxidant and detoxification pathways. * Zucchini, tomatoes, red onion, and garlic add antioxidants and phytonutrients that support overall cellular health. * Sweet potato provides beta-carotene, potassium, and fiber, supporting immune and digestive health. * Basil, pine nuts, and olive oil contribute healthy fats and aromatic compounds that support satiety and flavor. * Kalamata olives add heart-healthy monounsaturated fats and a savory finish. * Microgreens add concentrated micronutrients and a fresh garnish.
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Not all beans are created equal. 🫘 If you’re eating legumes for longevity, polyphenols are the real differentiator. These aren’t just nutrients — they’re cellular signals that reshape your gut microbiome, reduce inflammation, and strengthen metabolic resilience. The Polyphenol Hierarchy: 🥇 Black Beans — anthocyanin powerhouses (the same pigment that makes blueberries a superfood). 🥈 Lentils & Kidney Beans — high phenolic density that supports metabolic defense and glucose control. 🥉 Baby Lima Beans — excellent fiber, but the lowest polyphenol “firepower” of the group. Pro‑Tip: Polyphenols travel all the way to your colon, where they act like precision medicine for your gut bacteria — feeding the species that protect your metabolism. Which one is a staple in your kitchen?👇 #MetabolicHealth #NutritionScience
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New speakers announced for The Longevity Show 2026: Grace Beverley Dr James Goolnik Eric Marcotulli Sebnem Avsar Tuna Professor Mike Kirby GLP-1s. Oral longevity. Hormonal health. Consumer biotech. Clinical innovation. 26–27 June | London. More to come. eu1.hubs.ly/H0rJ_NX0
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Key findings from microbiome research: • Exercise independently alters gut composition • Higher cardiorespiratory fitness = more favorable microbial shifts • Low‑intensity movement reduces GI transit time • Diet + exercise produces the strongest microbiome outcomes Movement is more than a habit. It’s a biological signal. #GutHealth #Exercise
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