There may be a game changer on the horizon for women with endometriosis. Affecting 10 percent of women of reproductive age, endometriosis is a painful condition in which endometrial-like tissue grows ...

Total testosterone measures the full amount of the hormone in your blood, while free testosterone represents the small, active portion your body can actually use to support muscle growth, energy, mood ...

If you’re a middle-aged man with his eyes open, you’ve likely seen ads featuring a chiseled 52-year-old dodging his own mortality. The captions usually ask something relatable, like "Feeling tired?

New York Post may receive revenue from affiliate and advertising partnerships for sharing this content and/or when you make a purchase. Whether you’ve searched the internet far and wide for the best ...

Testosterone, the primary sex hormone in men, plays a vital role in male reproductive development and function, as well as other functions like bone density and muscle mass. Testosterone levels ...

New York Post may receive revenue from affiliate and advertising partnerships for sharing this content and/or when you make a purchase. Accessing Testosterone Replacement Therapy shouldn’t make you ...

Objective To examine the effect of gender affirming hormones on athletic performance among transwomen and transmen. Methods We reviewed fitness test results and medical records of 29 transmen and 46 ...