How long does it really take to recover from concussion?

A new study suggests that people with mild traumatic brain injuries may be more likely to have cognitive impairment, cognitive decline or both one year later, compared to people who were not injured. The research is published ...


Higher frequency cannabis use tied to demographic factors

(HealthDay)—Higher frequency cannabis use is more common among young and racial minority populations, and individuals with low socioeconomic status, according to a study published online Nov. 30 in JAMA Network Open.

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