Ready for a challenge? I'm a personal trainer, and this 90-rep decline push-up workout will test upper-body strength in just 9 minutes

Decline push-ups elevate your legs to strengthen your upper body, and this 90-rep 9-minute challenge is the perfect way to ...
NPR

'Body Electric Challenge': Start the new year off with movement breaks

Take the Body Electric Challenge. Do it as a two-week jump-start for a healthier year. Or if you were part of the study back in the fall, this is going to help keep you going. FADEL: OK. So you say ...