- Leg Up And Down (Intermediate)
  (Buttocks)

*Animation from the new web application www.physigraph.net

1- Start in a 4 feet position, place yourself on your elbows and raise one leg straight.
2- Keep your abs and buttocks tight, back straight and legs straight in line with your body.
3- Move your leg quickly up and down in a short motion for about 30 sec, then switch leg.
4- Do 2 or 3 sets.

By Sylvain Lemaire - All rights to Physigraphe (www.physigraphe.com)