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.
4. Reverse Crunch: With this exercise you can strengthen your lower abdominal muscles. As everyone knows, working on lower abs is the most difficult part of any workout session. So, perform reverse crunches properly and tone your lower ab muscles: Lie straight on the floor and press your lower back to the floor.
Other Ab Exercises. Although push-ups can help strengthen your core, a number of other ab exercises can help you build your abs quickly. Exercises such as the bicycle maneuver, captain's chair and vertical-leg crunch are all effective ways to build your abs.he Right Amount of Push-Ups. As is the case with any muscle group, you must give your abs time to recover between workouts. The length of time needed for recovery varies from person to person, but typically, you should not exercise your abs on consecutive days.