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Researchers are studying whether medical marijuana can help treat a number of conditions including: alzheimers disease appetite loss cancer crohns disease diseases, such as HIV/AIDS or multiple sclerosis (MS), that affect the immune system eating disorders such as anorexia epilepsy glaucoma mental-health conditions like schizophrenia and post-traumatic stress disorder (PTSD) muscle spasms nausea pain seizures wasting syndrome (cachexia) A fatal overdose is unlikely, but that does not mean marijuana is harmless

Think of this as a single-origin coffee or liquor

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It won't, any more than laws against marijuana keep kids away from weed