The male reproductive system refers to the bodily systems responsible for sexual function in males. It consists of external and internal structures responsible for the formation, storage, and ...

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 ...

It's the latest corner of the human body where tiny bits of plastic have turned up — the testicles. Exposure to environmental toxins like microplastics are believed to be contributing to the global ...

Whether it's our bloodstream, brain, or lungs, microscopic fragments of plastic seem to turn up every time scientists scour a new corner of the human body. The male reproductive organs are no ...