Learn how testosterone therapy works step by step, including diagnosis, treatment options, monitoring, and potential risks for men.

Ozempic has become so embedded in global culture that “Ozempic face” was shortlisted for a prominent dictionary’s word of the year in 2025. Ozempic isn’t the only drug that mimics the natural GLP-1 ...

There’s growing awareness of rare, but potentially serious side effects from mega doses of vitamin B6, a nutrient found in supplements and energy drinks.

Here & Now’s Peter O’Dowd spoke with Sarah Zhang, a reporter for The Atlantic, about how people are searching the web and using the app Telegram to buy next-generation GLP-3 drugs not yet approved by ...

Learn how zinc affects blood vessel function, what research shows about zinc supplements and blood pressure, and who may or may not benefit.

As ketamine’s reputation shifts from club drug to mental-health treatment, more gay and bisexual men are using it to quiet ...