Marijuana has been around for decades. Marijuana is a greenish grey leaf of a flower called cannabis sativa, a hemp plant. It has been used to make hand rolled cigarettes or even to smoke in pipes. Many people look down on marijuana but it can actually be helpful in many ways. Recently, marijuana has been looked at in a more positive light. Medical marijuana has been legalized in approximately 25 states. Marijuana is all natural and unprocessed. So far studies have been conducted that show marijuana helps with glaucoma. Glaucoma is a severe eye condition in which the optic nerve becomes damaged over a period of time, reducing side vision. Glaucoma can actually cause blindness. A trial was done in 1971 that showed marijuana reduced lower intraocular
