Heat Deaths, Boozy Chimps and Hybrid Ants

The Centers for Disease Control and Prevention’s vaccine advisory committee has been reshaped, with new recommendations on the horizon. Meanwhile studies reveal subtle brain changes in contact sports players and highlight ongoing risks of repetitive head injuries. Climate change is linked to a surge in heat-related deaths across Europe, while surprising research uncovers chimpanzees’ daily ethanol consumption and ants that produce hybrid offspring.

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Chronic Traumatic Encephalopathy: A Player's Perspective

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