A lot of people find themselves pressed for time when it comes to working out. They have the idea that they need to spend hours in the gym to get fit. Believe it or not, Blount Memorial Wellness Center says a 15-20 minute circuit can be an efficient way to burn fat and build muscle.
Perform these exercises for 12-15 repetitions with no rest for 3-5 rounds. All that's required is a little space and a set of dumbells.