My go-to Covid workout has been doing a lot of Kettle Bell swinging in conjunction with some dumb bell lifting and the TRX system. I do a lot of basic swings, turkish get-ups, some snatches and presses, but keep my reps relatively low in order to prevent my elbow tendons from getting too sore. I put a lot of emphasis on squats too--every day is leg day!--but wouldn't mind mixing up my exercises. Would love to get some other suggestions on KB movements if you've got 'em