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 ...
Larry Wheels on MSN

Arm Wrestling Truck Pull Challenge: Strength Meets Power!

Get ready for the ultimate test of strength in this intense Arm Wrestling Truck Pull Challenge! Watch as some of the world’s toughest competitors combine raw power and technique to pull a massive ...