I’m a personal trainer — this 90-rep decline push-up challenge strengthens your arms, chest and shoulders 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 ...

The surprisingly low number of calories you burn doing push-ups and whether it's worth it

Push-ups burn an average of 7 calories per minute, but you can burn more or less depending on weight, age, and gender.