make your body more strengthen with the following

The Perfect Pushup

Claim: Hand grips help you attain that perfect form as you push up by allowing your wrists to naturally turn.Green alternative: Use hand weights, or place your hands on towels sitting on a slick surface, and gently turn your wrists as you go down and push back up.

Ab Wheel

Claim: On your hands and knees and a hand on each handle, roll forward and back to whittle your abdominals. Green alternative: place hands on a magazine or two folded towels on a slick surface, and slide away.