The 'bear walk' is a little-known way of walking for gaining muscle mass, strengthening the abs and toning up.

This legs and abs workout targets your core as well as your legs to help you strengthen your lower body, torch body fat and sculpt your abs. Your legs contain some of the biggest muscles of your ...

Burpees: The Ultimate Full-Body Workout Burpees are a CrossFit classic you can do ... Increases cardiovascular endurance and ...