Please ensure Javascript is enabled for purposes ofwebsite accessibilityWhy We Grunt
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Kimberly & Esteban
Kimberly & Esteban
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Why We Grunt


Did you know that grunting when you sit, or stand has nothing to do with your age or fitness level? According to the experts, it’s usually either a learned behavior or a response to actual pain and stiffness, both of which can be experienced at any age or fitness level. Watch the full video to see more trending stories from today!