Getting into shape involves building muscle, losing fat, and shaving bones down into less massive bones. Look lithe with this Groupon.

$35 for The Ray Lewis 52-Day Fitness Challenge ($74.95 Value)

Each 52-day workout plan includes one of three decks of fitness cards. Every day, participants draw a specific number of random cards from the deck, based on their program, and modify their fitness routine with the exercise written on the card. The program is divided into three levels: