Playing in front of a wildly cheering hometown crowd, the Canadian ice hockey team whizzed around the ice with more speed and sizzle than usual, scoring goal after goal and winning the game. And it ...

Researchers at Tulane University have found that whether cells are derived from male or female donors can affect how they grow in common cell culture media. They say the study could help explain why a ...

The National Institutes of Health (NIH) is awarding $21 million to launch a research program aimed at spurring the development of computer-based ...

While opioids are incredibly powerful pain management tools, they can also be highly addictive. Since 2013, the rate of deaths from an overdose due to synthetic opioids, like fentanyl, has steadily ...

Most people assume that our genes determine the characteristics that make males and females distinct from each other: sex organs, secondary sex characteristics, personality, behavior, and even ...

Hormones are the body’s chemical messengers. They act on various tissues and organs in the body to change their behavior. For example, the hormone prolactin stimulates the production of breastmilk.

Could sex hormones explain the difference in opioid use and misuse between genders? Since 1999, the American opioid epidemic has killed more than half a million people, and according to the National ...