Scientific research reveals that what women find attractive in men evolves significantly with age. A new study explores why ...

In a paper titled “Why Is Muscularity Sexy? Tests of the Fitness Indicator Hypothesis,” researchers Martie Haselton and David Frederick asked 141 women to rate different male body types. Here are ...

When I think back to my time in high school and college, the message was clear: Going to the gym was for losing weight and becoming smaller. The weight room—and building muscle—was solely for guys. I ...

The skeletal muscles of men and women process glucose and fats in different ways. A study conducted by the University Hospital of Tübingen, the Institute for Diabetes Research and Metabolic Diseases ...