Splits in 30 Days Challenge Flexibility key to unleashing power and speed by increasing the range of motion active muscles have to travel before held back by the opposing (antagonist). Being more flexible can also reduce chance of injury when exercising,
This interval workout combines walking hills and short sprints. Aside from a toned tush and thighs, intervals are also proven to target belly fat, so its doubly effective. In about 40 minutes, youll burn over 400 calories!