Human reproduction requires both male and female gametes. Gametes are special sex cells that contain the genetic information necessary to create a new life. Men produce millions of gametes called ...

A man's body fat percentage may be a better indicator of his reproductive health than body mass index (BMI), according to a large study of more than 1,000 Danish men. In a study published today ...

Over a decade ago, serious issues involving plasticizers emerged, raising public concern about food safety and health. Even ...