High-potency marijuana boosts the blood level of THC more than 50% more than smoking lower-potency cannabis, but it doesn't necessarily make you higher or impair cognition more, a new study reports.
Cannabis reduces the severity of symptoms by more than half in the short-term for people suffering from PTSD. Using cannabis reduces recurring thoughts of a traumatic event by 62%, flashbacks by 51%, irritability by 67%, and anxiety by 57% for those with PTSD. However, the reduction of symptoms is not permanent.
Researchers also found preliminary evidence that ovarian hormones may modulate the differential response in women and may be related to different levels of estrogen.
Researchers say the optimal age for legalized cannabis use is 19. The study found those who started smoking recreational marijuana between ages 19 and 20 were less likely to smoke cigarettes than those who started using the drug at an earlier age. General health was significantly better in those who started using cannabis at age 18 than those who started using marijuana earlier.
Cannabis use during youth enhances sensitivity to cocaine from the first exposure, a new rat study finds.
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.