Hi John, I recently hear that you want have very big and strong muscles. I have cool idea, my brother use equipment to do exercise muscles stomach. The equipment is very comfortable, became you can do the homework, read or play when it all alone work. The equipment only cost £45 and is available in Internet shop. If you want speak with my brother about the equipment give me your telephone numer and how he come back to home I told him to rung to you. I hope that you bought the equipment. I wait on anwser from you. Bye