Americans will not be able to order free at-home COVID tests after Friday, U.S. health officials announced Tuesday. Households across the country have been able to order four free rapid antigen tests through COVID.gov. since November. All orders placed on or before Friday will be fulfilled, according to the Administration for Strategic Preparedness and Response (ASPR), a…  read on >  read on >

The U.S. Food and Drug Administration on Tuesday approved the country’s first continuous glucose monitor for type 2 diabetes. The new Dexcom Stelo Glucose Biosensor System, which will be available by summer, is intended for people 18 and older who have type 2 diabetes but do not take insulin, according to the agency. Also known…  read on >  read on >

Folks who’ve suffered a concussion and then develop headaches show iron accumulation in their brains, new research discovers. Excess brain iron stores are a hallmark of damage, noted a team led by Simona Nikolova, of the Mayo Clinic in Phoenix. The team is slated to present the results in April at the annual meeting of…  read on >  read on >

Air pollution harms the health of everyone exposed to it, but a new study says communities of color are disproportionately harmed by dirty air. Smog causes nearly 8 times higher childhood asthma rates and 1.3 times higher risk of premature death among minority communities compared to white communities, researchers found. These elevated risks are a…  read on >  read on >

Menopause is thought to trigger mood changes among women, with changes in female hormone levels contributing to anxiety, depression and stress. However, a new study says some women are at more risk than others for menopause-linked mental health issues, and many escape them altogether. There’s no evidence that menopause causes a universal rise in risk…  read on >  read on >

Are you typically getting only a few hours sleep each night? Besides leaving you groggy all day, your insomnia could also be raising your odds for type 2 diabetes, new research shows. Compared to people who slept the recommended seven/eight hours per night, folks who habitually slept five hours per night had a 16% higher…  read on >  read on >

Just one dose of the antibiotic doxycycline taken after sex halved the number of chlamydia and syphilis cases in San Francisco, promising new research shows. In the study, gay and bisexual men and transgender women who had a history of sexually transmitted infections or multiple sex partners were given a supply of the antibiotic and…  read on >  read on >

A new robotic hip exoskeleton could help stroke patients improve their walking stride, a new study shows. More than 80% of stroke survivors develop problems walking, often because their step is shorter on one side than the other, researchers explained in background notes. The hip exoskeleton helps people adapt their stride by forcing both legs…  read on >  read on >