Make sure you're doing this super-hard exercise the right way. Then, crush some killer variations and a smart workout.

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Before we answer the question of should you do burpees every day, let's have a quick (promise!) history ...

Things that you always dread at first, but are always thankful for afterward: Going to the dentist, networking with sisters best friends cousin, churning out 30 seconds of burpees (no, just me?). We ...

Things you never want to do, but are always thankful for afterward: Going to the dentist, networking with your moms best friends cousin (awks!), churning out 30 seconds of burpees. We get it-burpees ...

Add Yahoo as a preferred source to see more of our stories on Google. Burpees calorie burn illustration According to Harvard studies, a 125-pound person burns up to 240 calories every half hour ...

Burpees are a powerful full-body exercise, but are they safe to do daily? A certified trainer explains the pros and cons and how many you should really do.