Testosterone makes people with social anxiety disorder less likely to avoid the gaze of other people. This is one of the conclusions of a study by behavioural scientists at Radboud University. The study is the first to demonstrate that testosterone can help people with social anxiety. Previous studies on healthy people have indicated that testosterone… Read more

Production of testosterone in unborn baby boys may be lowered by prolonged acetaminophen (also known as paracetamol) use by women in pregnancy, research from the University of Edinburgh has found. Acetaminophen is classified as a mild analgesic. Commonly used for the relief of headaches and other minor aches and pains, it is a major ingredient… Read more

by Adrian Jaeggi, University of California, Santa Barbara and Ben Trumble, University of California, Santa Barbara Much of human behavior is influenced by hormones. There’s cortisol, involved in our stress response and energy balance. Testosterone, a male sex hormone, tends to make men more competitive. Oxytocin has various social and physiological functions in the brain… Read more

Men and women with a smaller ratio between the lengths of their fourth and second fingers self-report as being more verbally aggressive, new research shows. Usually, research on the communication trait of verbal aggressiveness, which includes behavior like name calling, ridicule, insults, racial epithets, and threats, tends to focus on its social causes. But a… Read more