The benefits of a strong core are endless, but finding the motivation to get down on the floor for those sit-ups and crunches ...

THIS CHALLENGE SUCKED!!! I kept waiting for my back, chest, and arms to stop being sore...never happened lol.

Loosen up and relieve stiffness with this 30-second morning stretch. Perfect for easing upper body tension and starting your ...

We’ve been on a sit-up alternative mission lately, giving as many options as possible for exercisers who either don’t want them or can’t do them for whatever reason. I still hear the ...

Alan Ritchson is returning as Jack Reacher, with the third season of Reacher premiering January 20. His intense weekly ...

Whether you have 20 minutes or less, you can achieve a comprehensive workout that fits seamlessly into your day. One of the ... From push-ups and squats to burpees and mountain climbers, the ...

How to do it: Grab a dumbbell and stand tall with the weight in left hand, core engaged, shoulders back, chest proud. Contract abs and lean to the left as you slide the weight down to left knee. Use ...

NPR's Up First is the news you need to start your day. The three biggest stories of the day, with reporting and analysis from NPR News — in 10 minutes. Available weekdays at 6:30 a.m. ET ...

Get massive quads, hamstrings, and calves with this intense 30-minute leg workout. Perfect for time-crunched schedules. Build ...

The Harlem Globetrotters come by Good Day to show off some basketball moves, and Eric North teaches Rosana and Curt some seated exercises. Despite the cold and potential snow, spring is nearing.