Weed is harming teens’ brain development, largest US study warns

Though some say weed can improve mood and energy, there are negative effects on cognitive skills — especially in younger users.

Black News Black News
May 3, 2026 - 15:19
Weed is harming teens’ brain development, largest US study warns
Though some say weed can improve mood and energy, there are negative effects on cognitive skills — especially in younger users.
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