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

Genetics play a role in low testosterone for some men, but underlying causes vary widely. Many genes influence testosterone ...

Men around the world are experiencing a “sperm crisis.” Sperm counts in the western world have plummeted, perplexing scientists. But new research suggests a common supplement could make the difference ...

Please provide your email address to receive an email when new articles are posted on . Young Danish men without any indication of infertility who regularly consumed fish oil supplements had better ...