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 flowers and buds of female hempGood Paper. 4 pages long B+ plant. The existence of the plant has been reported as early as 1500-1200 BC. in China, and cannabis has been described as an analgesic as early as 200 AD .
Since then, an overwhelming number of studies have attempted
to explain the physical and psychological effects ofGood Paper. 4 pages long B+ cannabis on humans.
Physical Effects
Physically, cannabis is relatively harmless.
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