RSS BotMB to Hacker NewsEnglish · 5 days ago

Mouthguards that flash red with head impacts to be used at Rugby World Cup

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Mouthguards that flash red with head impacts to be used at Rugby World Cup

RSS BotMB to Hacker NewsEnglish · 5 days ago

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Mouthguards that light up when a player sustains a significant head impact will be used this year.

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