A study has suggested that soda consumption may increase testosterone levels and testicle size in men. The study, conducted by researchers at the Northwest Minzu University in China and published in ...

Research on the connection between cannabis consumption and testicular cancer remains mixed, with some studies reporting a possible causal correlation between long-term or frequent usage, and others ...

The human body is a machine whose many parts – from the microscopic details of our cells to our limbs, eyes, liver and brain – have been assembled in fits and starts over the four billion years of our ...

Men who have smaller testes are more likely be better dads to their toddlers, according to a study published in The Proceedings of the National Academy of Sciences. Researchers from Emory University ...