I am very physically active... On Mondays I have 3 1/2 hours ballet & 2 hours jazz. I spend about 30 minutes on the elliptical. On Tuesdays I walk 40 minutes to iceskate, iceskate for 2 hours, then walk 40 minutes back. I spend 2 hours on the elliptical. On Wednesdays I have 1 hour contemporary...