HealthVetted · Research
Our latest research
Original, data-driven studies and health epidemiology from our team — independent analysis with transparent methodology and sources.
Research
Hair-Loss Treatment Spending Surges Among Younger Men
Telehealth platforms have reshaped who seeks treatment for androgenetic alopecia, pulling the typical first-time patient several years younger than a decade ago. Men in their late twenties and early thirties now drive much of the demand for oral and topical regimens, motivated partly by early intervention messaging. The shift has expanded a market once dominated by older consumers, with subscription pricing lowering the barrier to starting daily therapy.
Research
Vitamin D Insufficiency Across US Demographics
Low serum vitamin D remains common among US adults, with rates rising during winter months and among people with darker skin, limited sun exposure, or older age. Insufficiency is most prevalent in northern latitudes and among indoor workers, though dietary fortification of milk and cereals has blunted the most severe deficiencies seen historically. Routine screening is not recommended for everyone, but targeted testing helps clinicians identify those who benefit from supplementation.
Research
Daily Screen Time Keeps Climbing for US Teens
Average recreational screen use among American teenagers has grown steadily over the past decade, now exceeding seven hours a day outside of schoolwork for many in the 13-to-18 group. Researchers link the heaviest use to disrupted sleep onset and reduced physical activity, though the relationship runs in both directions. Time on short-form video platforms accounts for the largest single block, displacing both reading and in-person socializing.
Research
How Much Sleep Working Adults Actually Get
More than a third of American adults regularly fall short of the seven hours of sleep generally recommended for health. Shift workers, parents of young children, and residents of dense metro areas report the shortest average nights. Short sleep duration clusters in the Southeast and Appalachia, regions that also report higher rates of several chronic conditions, underscoring how rest interacts with broader public-health gradients.
Research
Where Americans Spend the Most on Dietary Supplements
Out-of-pocket supplement spending varies widely across the country, shaped by income, age structure, and wellness culture. Mountain West and Pacific Coast households tend to allocate the largest share of discretionary health budgets to vitamins, protein powders, and specialty formulas, while several Southern states report markedly lower per-capita outlays. The pattern tracks closely with median household income and the local density of natural-foods retailers rather than with measured nutrient deficiencies.
Research
The Most Sleep-Deprived U.S. Cities (2026)
We analyzed CDC sleep data across 100 metros to rank where Americans sleep the least.