It takes one set of eight to twelve repetitions of one exercise three times a week to achieve results. The important thing is that you work both the upper body and the lower body. The best way to do this is to alternate days-one day arms, the next day legs. Don't leave this out. It takes only a few minutes.
Tips -Work out with a friend.
It's company, and you can take turns talking each other into continuing when you feel like calling it quits. Or skip the ride to school, if you can, and walk. Just add in the exercise into your life and better your looks and how you feel. She lives in Brookline, MA and has two daughters.