Photo 10/13
A classic pic of Demi Moore, Baywatch-style.
Photo 11/13
Hmm ... Eva Mendes looks rather polished for her workout.
Photo 12/13
Cameron Diaz, master sculptor.
Photo 13/13
Jane Fonda, the original celebrity queen of fitness. Clearly she's an exception to the rule, if Sags are (supposedly) least likely to head to the gym.