Many cannabis users don't know how much THC or CBD is considered an effective dose.
Analyzing the results of 15 different studies involving over 300 subjects, researchers discovered a single dose of THC could induce psychiatric symptoms in people with no history of psychosis.
Pregnant women with depression are three times as likely to use cannabis than those who have no depressive symptoms. The prevalence of cannabis use was 25% in pregnant women with depression and perceived no risk from the substance.
Cannabis use in males appears to alter sperm before mating, increasing the risk of their offspring developing brain abnormalities in areas associated with mood, memory, learning, and reward.
Regular exposure to low-dose THC during pregnancy led to an 8% reduction of birth weight, and decreased brain and liver growth of more than 20% in rat models.
Marijuana use rates are increasing in college students in states where recreational use has been legalized. Following cannabis legalization, binge drinking rates between the cohort group fell significantly.