"Yes, you're tired, but you have to hold yourself accountable." Needless to say, the boot camp is popular for a reason, so we talked to Sims about her unique approach to designing the circuits and ...

Women's Health may earn commission from the links on this page, but we only feature products we believe in. Why Trust Us? "Momin'," she captioned the post. The actress was doing leg lifts on a Pilates ...

No dumbbells? Not a problem with this quick strength-training workout from Peloton trainer Jess Sims, which swaps in a full backpack for moves usually done with dumbbells or kettlebells. "I can't help ...