Total testosterone measures the full amount of the hormone in your blood, while free testosterone represents the small, ...

This article was reviewed by Felix Gussone, MD. If you’ve been feeling a bit more couch potato than go-getter lately, dragging through the day, snapping at people for no reason, or wondering where ...

We include products we think are useful for our readers. If you buy through links on this page, we may earn a small commission. Here’s our process. An at-home testosterone test can help people monitor ...

You might think it’s just stress that’s lowering your sex drive and making you feel tired or down, but it could in fact be low testosterone (also called male hypogonadism). Here are four common ...

Starting around age 40, many men notice the first physical changes that may be related to their hormone levels: Energy wanes ...

It was only when Rob’s relationship had deteriorated to the brink of collapse that he finally went to his GP. “Life was just not going well for me, I was badly underperforming at work, going to the ...

Testosterone is the primary androgen — or male hormone — in your body. Low testosterone affects up to 39 percent of adult men in the US over the age of 45, and becomes increasingly prevalent as men ...