No, having hot, dirty intercourse isn’t exactly considered bad (unless you’re a man of the cloth), but we thought sex deserved a spot on this list. There are tons of benefits: It burns calories, it makes couples feel more satisfied and the sound of it annoys your uptight neighbors. The list goes on. And more recently, experts found that increased sexual activity produces more testosterone, which leads to less depression. The boost of testosterone also burns off excess sugars and reduces the risk of heart disease.