In every gymnastics facility, a large tub of powdered chalk is as common as bars, beams and mats. During practices and meets, gymnasts liberally dust their hands and legs with chalk to absorb sweat and improve their grip strength during events.
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Over the past 30 years, advances in technology and changes in lifestyles have left many adults and children living more sedentary lives, sitting in front of televisions, computers, video games and mobile devices. During that time span, childhood obesity rates in America have tripled.
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In many Asian martial arts, the color of the martial artist's belt denotes the wearer's experience and rank. In judo, a Japanese martial art that focuses on throwing and grappling, there are a combined 16 belt levels. There are six colored-belt levels called grades, and 10 levels of degrees for black belts.
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