Although the classic training technique is to target specific areas of your body, it's not the only way to build muscle. When you're short on time or looking for an efficient session, this full-body kettlebell workout takes just 15 minutes.
All you need is one of the best kettlebells to get started, thanks to this short routine from husband and wife coaching duo Bustos Training, which takes time-efficiency to new heights by working your upper and lower-body in one fell swoop.
