Possible medical benefits of marijuana

• Cancer chemotherapy: Marijuana's active ingredient THC reduces vomiting and nausea caused by, chemotherapy; alleviates pre-treatment anxiety.

• AIDS-related wasting: Improves appetite, and forestalls the loss of lean muscle mass.

• Multiple sclerosis: Marijuana reduces the muscle pain and spasticity caused by the disease; may also help some patients with bladder control and relieve tremor.

• Epilepsy: Marijuana may prevent epileptic seizures in some patients.

• Glaucoma: The leading cause of blindness in the United States;caused by increased pressure inside the eyeball. Marijuana, when smoked, reduces pressure within the eye. But it may also reduce blood flow to the optic nerve, exacerbating the loss of vision.