The Ultimate Guide to Gym Etiquette… My biggest pet peeves are people who talk, whether its on the phone or to another person. Even worse, is when I hear your music through my headphones… do you want to be deaf? Or how about people who grunt? Take a laxative! Or how about those that put on tons of cologne or perfume or smoke right before getting on the treadmill next to me, do me a favor…go kill yahself!
