Genetics

Exposure to cannabis alters the genetic profile of sperm

As legal access to marijuana continues expanding across the U.S., more scientists are studying the effects of its active ingredient, tetrahydrocannabinol (THC), in teens, adults and pregnant women.

Health

Taxes key in war on 'lifestyle' disease: health experts

Global health leaders declared war on lifestyle diseases Thursday, decrying the impact of tobacco, alcohol and soft drinks on the world's poor, while calling for taxes to curb consumption and finance healthcare.

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