In this article you will see that Marijuana affects everyone differently. Today's marijuana is different than it was in the 70s, 80s and 90s. Concentrations of THC varies wildly - flowers typically range in the 10-30% concentration and concentrates 60-90% or more.
According to Department of Health and Human Services, Marijuana use can cause Lung and Heart disease just as cigarette use can.
Short term use can cause attention deficit order as well as impaired memory recall.
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