The day someone came in with a ‘sniffle’ and everyone else left with full-blown flu.
A particular type of male which comes in packs and hogs a single weight machine by playing ‘who can lift the most stupidly heavy weight’ with his pals.
People who sweat profusely then refuse to wipe the evidence from the equipment after they’ve used it.
Attendants who seem to spend most of their time hiding, appearing in the actual gym once in a blue moon.
Two words. Hot seats. Euch.
Getting your shoelace trapped in the bike pedal and not noticing until it’s physically impossible to disentangle yourself without taking off your shoe.