On Guard: Wireless Mouthpiece Could Prevent Athletes' Illness, Death

He doesn’t have an extensive sports background himself, but Dana Hawes has heard athletes describe the feeling — the I’m-worn-out-and-maybe-I-should-take-a-break feeling.

Hawes, the principal at Richmond Alternative School, has seen first hand how difficult it is for coaches and physical education teachers to know when a young athlete’s limits have been reached. More than once, he has called parents to let them know their child was suffering from dehydration.

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