Two new meta-analyses make a case for individualistic approaches to puberty blockers and hormone treatments, driven by ...

Long COVID remains mysterious, with health care providers unsure which symptoms can be directly attributed to a COVID-19 ...

Recent studies show testosterone replacement therapy may increase heart disease risk in men. Learn about natural alternatives ...

Scientists found birds called ruffs use a super enzyme to break down excess testosterone, shaping mating strategies.

Researchers delivered a dose of the “love hormone” oxytocin via a nasal spray to participants and found that it decreased ...

About one in eight adults in the United States has tried or currently uses a GLP-1 medication, and a quarter of those users cite weight loss as their main goal.

What is Cushing's syndrome? Cushing's syndrome is a hormonal disorder. It’s caused when you have high levels of the hormone cortisol over a long time. Cushing's syndrome is fairly rare. It most often ...

A single gene that regulates testosterone levels in a 'crazy' species of shore bird controls the development of three wildly different types of males, a new study has found. Ruffs have long fascinated ...

There are three morphs in ruffs that differ in their appearance and mating behavior. Males of the aggressive Independents (left) have more testosterone in their blood than the other two morphs (a male ...

The benefits of waking up at 5am have long been documented. But how can you wake up earlier and still get enough rest? A sleep expert weighs in ...

Vitamin C may be one of the top potential supplements to reduce cortisol and is readily abundant in several formats. However, how much of this supplement you should take will vary between products. To ...