Trends & Research
Do castor oil packs actually work?
The TikTok belly ritual promises a liver detox and calmer cramps, but the human evidence barely covers constipation, and nothing supports the detox claim at all.
Ages 50–64
Coverage for people aged 50 to 64: muscle, heart, sleep and the tech and routines that support them.
Research & news
Trends & Research
Does face yoga actually work?
The viral cheek exercises rest on one small, imperfect study, and it did not find what the trend claims.
Trends & Research
Ozempic vs Wegovy vs Mounjaro vs Zepbound: what's actually different?
A 2025 head-to-head trial found tirzepatide beat semaglutide by roughly six percentage points in body weight lost, but the drugs are more alike than either sales pitch lets on.
Trends & Research
Is moderate drinking actually good for your heart?
The idea that a daily glass of wine protects your heart comes from decades-old observational data, and the newest research says that protection was mostly an illusion of healthier lifestyles.
Trends & Research
Does celery juice actually do anything for your gut or skin?
The 16oz-every-morning trend promises detoxed skin and a healed gut, but dietitians say juicing strips out the one part of celery, the fiber, that could plausibly deliver either.
Trends & Research
Is sitting really the new smoking?
The mortality math behind this decade-old warning doesn't hold up: smoking's risk dwarfs sitting's, and at least one large cohort study found no link between sitting time and death at all.
Food & diet
Nutrition & Supplements
Does tart cherry juice actually help you sleep?
Two small, mostly industry-funded trials found real sleep gains from tart cherry juice, but the evidence is thinner than the marketing suggests.
Nutrition & Supplements
Is sea salt actually healthier than table salt?
Sea salt costs more, tastes different and markets itself as the natural choice, but gram for gram its sodium load is nearly identical to the stuff in the blue cardboard can.
Nutrition & Supplements
Does red meat actually cause cancer?
The World Health Organization's cancer agency really did rank processed meat alongside smoking, but the size of the risk is far smaller than that comparison makes it sound.
Nutrition & Supplements
Does coffee actually stunt your growth?
The warning traces back to a 1900s ad campaign for a coffee substitute, not to any study that ever found caffeine shortens how tall a child grows.
Nutrition & Supplements
Does biotin actually help hair growth?
Biotin is the top selling hair supplement in America, but the one placebo controlled trial that exists found it did nothing for people who are not deficient.
Nutrition & Supplements
Does hydrogen water actually do anything?
Human trials use far smaller hydrogen doses than product marketing implies, and the clearest signal in a 2022 liver trial came with an odd twist: a key antioxidant marker got worse, not better.
Habits & routines
Wellness Travel
Is alcohol really stronger on a plane?
A 2024 clinical trial found that combining alcohol with cabin-altitude pressure during sleep drops blood oxygen and raises heart rate more than either does alone, a real effect, just not quite the 'stronger drinks' story most travel blogs repeat.
Fitness & Performance
Does pickle juice really stop muscle cramps?
A small lab study backs the sideline ritual for stopping a cramp already underway, but the mechanism is not electrolytes and the evidence for prevention is basically nonexistent.
Mental Wellbeing & Sleep
Does the 4-7-8 breathing technique actually work?
The viral count-and-exhale trick has real, if modest, science behind the broader idea of slow breathing, but almost none behind the exact ratio Dr. Andrew Weil made famous.
Fitness & Performance
Does rebounding on a mini trampoline actually work?
Mini trampoline workouts have real evidence behind balance and bone density gains, but the lymphatic drainage claim driving most of the hype traces back to a seven-woman pilot study and a NASA test that never measured lymph at all.
Wellness Travel
Does forest bathing actually do anything?
Shinrin-yoku has real, repeatedly measured effects on stress and mood, but most of the studies behind it are small, short and heavily skewed toward East Asia.
Fitness & Performance
Do barefoot shoes actually work?
Barefoot and zero-drop shoes can genuinely strengthen your feet, but the researcher most associated with the trend discloses shoe-company funding, and so does the study that contradicts him.
Gadgets & tech
Wearables & Fitness Tech
Are cuffless blood pressure watches and rings accurate?
The American Heart Association's own December 2025 statement says the smartwatches and rings promising cuff-free blood pressure readings aren't validated enough yet to trust for diagnosis.
Wearables & Fitness Tech
Is tracking your HRV actually worth it?
Oura, Whoop and Apple Watch all now lead with heart rate variability and readiness scores, but a leading cardiologist says the scores themselves are unvalidated.
Wearables & Fitness Tech
Are smart rings actually accurate for sleep tracking?
Rings like Oura are genuinely good at telling you how long you slept, but the deep sleep and REM breakdown they report can miss the mark by a lot.
Wearables & Fitness Tech
Oura vs Whoop: which is worth it in 2026?
Oura now costs up to $499 plus a subscription and Whoop bundles its hardware into three membership tiers up to $359 a year, so the real question isn't which tracks better, it's which one you'll actually keep paying for.
Wearables & Fitness Tech
No needle, no proof: the smart rings that claim to read your blood sugar.
Circular's Ring 2 and the PIN Pulse promise needle-free glucose and blood pressure, but no smart ring has been proven, or cleared, to measure either.
Wearables & Fitness Tech
Glucose monitors are being sold to healthy people. An endocrinologist's answer: most don't need one.
Stelo and Lingo put an $89-a-month window on your blood sugar, but the spikes they flag in red are usually your body working normally, and the proof they help people without diabetes barely exists.