They also include routines to enhance weight training either on the ball, in the case of physio ball exercises, or while holding the ball for resistance in the case of medicine ball exercises. (build-muscle-and-burn-fat.com)
Bouncing ball — We had a large physio ball (some use them for Pilates) that we used to roll and bounce our babies on. (toddler-activities-at-home.com)
i want to wake up in time to complete it and get to work on time, but not a minute earlier one good physio ball exercise is hamstring curls... lay on back, heels up on ball, use butt up, use hammies to pull ball in toward butt; can make it really hard with just one heel on ball, other foot hovering just above ball as the isolated hamstring does all the work to curl the ball in (pumpsandiron.com)