Cannabis and driving? Studies reveal big risks

Researchers at the Colorado School of Public Health (CSPH) are studying how cannabis use affects driving performance. Using a "video game-like" simulator, they measure how people drive before and after consuming cannabis.

Former tobacco executive takes CDC role

A new hire at the U.S. Centers for Disease Control and Prevention (CDC) is drawing backlash from public health experts who worry about his influence in the industry.

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