This is the best option if 1) you love weight lifting, resistance or high intensity workouts, 2) you are strong enough to do ...

(Competitor Tonal offers a similar product but with bulkier equipment that marries a mirror with gym weight machines.) CEO Brynn Putnam, a former ballerina who also founded the New York City ...

The Tonal 2 is an in-home, all-in-one gym focused on resistance training. The device itself is like a thick mirror, with adjustable metal arms that unfold for use and then tuck away for storage.