phallyx To exercise your ab muscles, you should do crunches. Simply lay flat, backside down on the ground. Then raise your legs with your feet still on the ground and knees pointed upward. Place your hands behind your head and slightly raise your upper body off the ground, but don't come all the way up. This strengthens your core muscles. When using a workout machine, always begin by testing the pads by pressing onto the seat or back cushion. If it is easy for you to feel the wooden surface beneath the padding, move on to another machine. A machine that does not have adequate padding can cause bruising during your workout. Starting a rigorous new workout program can be extremely daunting, especially if you plan to work with a trainer. If you are worried that you might not follow through with your commitment, pay your trainer the full amount up front. You will be less likely to skip workout sessions if you have already made a significant investment. Climbing is a great exercise. If you have the right shoes, it will make it more efficient. Your climbing shoes should fit your bare feet tightly, allow you to stand, but not walk very comfortably. These tight shoes will give you control over your climbing and allow you .