Tech Insider (Video): Debunk 17 of the Biggest Exercise Myths that do More Harm than Good” (~9 mins)

Crunches will give you abs. Cardio is the key to weight loss. These are two of more than a dozen exercise myths that do more harm than good. Business Insider brought in three professional athletic trainers to debunk them.

Common Myths:

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1. Unused muscle turns into fat
2. Morning workouts are better
3. Stretching before a workout prevents injury
4. You can target specific body parts
5. Cardio burns fat
6. Muscle weighs more than fat
7. The scale measures progress
8. Women get bulky when they lift
9. Strength training requires a gym
10. Crunches will give you a six pack
11. The more sweat, the better the workout
12. Sports drinks are the best way to hydrate
13. Power-down protein post-workout
14. Just keep going, no breaks
15. No pain, no gain
16. You’ll see huge results in 1 month
17. There are good and bad workouts

Learn about the myths by watching the video at news.yahoo.com