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.
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Fitness & Performance
Does training to failure actually build more muscle?
The biggest analysis yet on lifting to failure says the answer depends on whether you want bigger muscles or a heavier total, and those two goals want different answers.
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.
Trends & Research
Does urine therapy actually do anything?
Social media videos claim drinking your own urine returns lost nutrients to your body, but urologists and oncologists say the composition of urine, and the evidence behind the claim, say otherwise.
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.
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.
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.
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.
Trends & Research
Do ear seeds actually work?
Ear seeds are everywhere on TikTok for stress, sleep and pain, but the trials behind auricular acupressure are small, mixed and mostly low quality.
Industry & Business
Siggy raises $6 million for AI that checks on therapy patients daily
A New York startup founded by Nurx and Journey Clinical alumni wants a daily AI score to catch the symptom changes a quarterly doctor's visit misses.
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.