Instructions: Do 3 sets of 30 to 45 seconds of each exercise, resting for 30 to 15 seconds in between. Lie on your back with ...

The national gym chain is offering free at-home workout classes to members and non-members on its Facebook page.

With any cardio exercise, 150 minutes a week is a great baseline, so you can break that up however you want. Dancing for about 30 minutes a day, five days a week, is optimal. It's also a good idea to ...