How many times have you accidentally clicked on an IG Live workout class and panicked while X'ing out because for a brief second you thought the instructor could see that you were still in bed? They can't, of course, but maybe it's high time you actually joined in! From hardcore HIIT to boxing to more meditative, low-impact moves, these in-demand fitness trainers have taken their workouts to Instagram to inspire everyone in quarantine to get sweaty - for free!