Marijuana has been used as a drug since the beginning of time, yet there are still many mysteries about its health effects on humans. Marijuana, or cannabis sativa, is a preparation of the crushed flower or buds of the female hemp plant. The existence of the plant has been reported as early as 1500-2000 BC in China, and cannabis has been described as an analgesic as early as 200 AD. Since then, an overwhelming number of …showed first 75 words of 419 total…

…showed last 75 words of 419 total…the drug is ingested, and it usually leaves the user in a relaxed state for several hours after the high. One of the main intoxicating properties is that short term memory is inhibited for the duration of the high. Thoughts may seem unclear, and it might be difficult for a user to concentrate on logical, complicated concepts like mathematics. Whether cannabis use causes permanent physical or psychological changes in its users is still under question