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 ...

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 ...

This story is from Manual, GQ’s flagship newsletter offering useful advice on style, health, and more, four days a week. Sign up here to get it in your inbox. If it feels like you’ve been hearing more ...

Testosterone levels peak during male puberty and decline with age in both males and females. With low testosterone in males, you can have a decreased sex drive, trouble with erections, and low sperm ...

Testosterone levels typically decline as a person ages, but some may have low testosterone due to certain health conditions. People may wish to use an at-home testosterone test to monitor their ...