William Henry Bill Cosby, Jr. (born July 12, 1937) is an American stand-up comedian, actor, and author. Cosby's start in stand-up comedy began at the hungry i in San Francisco, and was followed by his landing a starring role in the 1960s television show I Spy. He was also a regular on the children's television series The Electric Company during the show's first two seasons.
Crunch on Exercise Ball: This exercise not only build your abs but also promotes balance and stability. Crunch on exercise ball is a highly effective exercise to build upper and middle ab muscles. Check out the proper way to do this exercise: Sit on the ball and keep your feet straight on the floor.
Barbell Bench Press. This is the most effective exercises for chest. It does wonders to your body and at the same time it can also disfigure your body, if you do it in the wrong manner. This exercise increases the strength and flexibility of the chest and arms.