Sign up for the TODAY newsletter

You have successfully subscribed to the TODAY newsletter.

Subscribe now and get trending stories, celebrity news and all the best of TODAY.

How to do a perfect plank: ‘Biggest Loser’ trainer Dolvett Quince shows how

As TODAY’s special series One Small Thing continues to focus on simple, smart ways to improve your everyday life, Dolvett Quince, one of the trainers on “The Biggest Loser,” shows Natalie Morales (and you) how to do a perfect plank. TODAY fans on the plaza join in the fun for Tone-Up Tuesday.

Best of TODAY

Play All