A new study found that risk of concussion among football players may not be significantly lowered with helmet add-ons. Outer soft-shell layers, spray treatments, helmet pads and fiber sheets are the most commonly used helmet add-ons. "Our study suggests that despite many products targeted at reducing concussions in players, there is no magic concussion prevention product on the market at this time," said study author John Lloyd, PhD, of BRAINS, Inc. in San Antonio, ...
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