Meeting a beautiful woman can be bad for your health, scientists have found.Just five minutes alone with an attractive female raise the levels of cortisol, the body's stress hormone, according to a study from the University of Valencia. The effects are heightened in men who believe that the woman in question is "out of their league". Cortisol is produced by the body under physical or psychological stress and has been linked to heart disease. Researchers tested 84 male students by asking each one to sit in a room and solve a Sudoku puzzle. Two strangers, one male and one female,...