5 Tricks to Jumpstart Your Fitness Regimen
So 2013 is the year. You're getting off the couch and back into fighting shape. We've got your new rules to live by if you want results that last
Circuit: 5 rounds as fast as possible
15 jumping jacks
10 walking lunges
10 mountain climbers
"This is a total body workout that will get your heart rate up as well as target major muscle groups," Burke says. "As it becomes less challenging, add more repetitions or a new move. Always switch it up and look for a new challenge to keep your body guessing."