Olivia Wilde shows off her rock-hard abs in purple sports bra and

Olivia Wilde shows off her rock-hard abs in purple sports bra and leggings while leaving a workout session in Studio City, California-230523_18

Davina McCall, 54, shows off her rock-hard tum in yellow bikini

The Best Celeb Six-Pack Abs: Stars Share Diet and Fitness Tips

kendall jenner steps out for a pilates class before grabbing a healthy smoothie in her vintage chevy truck in los angeles-050321_9

Olivia Wilde puts her toned abs front and center after hitting the gym in sports bra and leggings

Olivia Wilde shows off her rock-hard abs in purple sports bra and leggings while leaving a workout session in Studio City, California

Olivia Wilde shows off her rock-hard abs in purple sports bra and leggings while leaving a workout session in Studio City, California

chloe lukasiak keeps it casual in a white top and jeans while out for lunch at joan's on third in studio city, los angeles-050819_7

Olivia Wilde shows off her rock-hard abs in purple sports bra and leggings while leaving a workout session in Studio City, California-230523_26

Jessica Chastain attends The Museum of Modern Art's 15th Annual Film Benefit at The Museum of

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