By the end of Sorensen’s video, the actress was visibly flushed and sweaty. “And that is how you do a no-hands workout and still get your ass kicked,” she said.

For example, a bicep curls, as demonstrated in the photo, can be done using hand or wrist weights during your strength training days. More from CBS News Hydration multipliers are everywhere.

Define your upper arms with this simple trick: wrist weights In most cases fitness takes a lot of work, which is why I’m happy to hear about any tricks I can use to do something good for my body ...