20-30 minutes a day. What are some good ones?
I don't have a gym membership so I'll be doing this at my apartment. I got a pull-up bar but the top portion of the doors at my apartment are flimsy, so I don't want to use that.
I don't have a gym membership so I'll be doing this at my apartment. I got a pull-up bar but the top portion of the doors at my apartment are flimsy, so I don't want to use that.