bending both legs at the knee. continue with the opposite leg. make your way down the hallway like this. turn around and repeat. try 5, rest and repeat. remember to keep your back straight and pull in your stomach to help keep your balance.
a simple way to do push-ups is to stand at arms-length from the wall with your palms flat against it, shoulder-width apart. slowly lower yourself towards the surface, keeping your elbows close to your side. now extend your arms back to their original position. do 15 of these at a time, rest and repeat. as your strength improves, you can move to the floor, first on your 