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The problem is that the brain is encased in fluid, and in cases of rotational force, there is little you can do to stop the brain from crashing against the skull. Bartsch believes that while the NFL and helmet manufacturers are putting an enormous emphasis on concussion prevention, a complete rethinking of sports engineering is needed

The two front compartments of the Pacsafe Metrosafe LS450 Anti-Theft Backpack feature several pockets to help you organize your tech gear

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This helmets compact profile and functional features make it a dependable companion on every ride

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