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Not cleaning up your sweat on a machine....using your phone during a fitness class....hogging all the dumb bells, even when you're not using them all, singing along with the music in your headphones....even ladies not wearing sport bras and bouncing around ....a few of the things these fitness employees and trainers say annoy them and the people around us at the gym.... see if you recognize any of these 20 gym habits http://www.healthygem.com/exercise/these-annoying-gym-habits-need-to-be-dropped-quicker-than-a-dumbbell/?utm_source=ao&utm_campaign=nzy-dtm-us-n-0-0-200106-hg-ao-a0&utm_medium=aol-ao&utm_content=blank&utm_term=4730