By Dr. Malik Burnett and Amanda Reiman, PhD, MSW

Dear Doctors,

Please settle a bet. While watching football with my dad over Thanksgiving, the topic of concussions came up. I said that if players had access to marijuana then they would not have so many problems with head injuries because marijuana can protect the brain. My dad said that they would have more problems because marijuana hurts your brain. Who is right?

Debating in Maryland

Dear Debating,

Thank you for your question.

Indeed, there is a lot of conflicting information out there about the impact of marijuana on the brain. While the evidence about the cause and effect relationship of marijuana and cognitive functioning …read more