Similar to monthly hormonal cycles that many cisgender women experience, cis men also experience hormone cycling with testosterone, a masculinizing sex hormone. Rather than monthly cycles, though, ...

A month-long study of a man's brain revealed that its volume consistently shrunk over the course of each day and then reset overnight. When you purchase through links on our site, we may earn an ...

Although estrogen is usually associated with the female body, people who are male also have this hormone. Excessively high or low estrogen could signify an underlying medical condition. The hormones ...