Marijuana is a green, brown, or gray mixture of dried shredded flowers and leaves

of “cannabis sativa,” or more simply, the hemp plant. Marijuana is a mood altering or

“psychoactive” drug, it is also known as weed, trees, pot and many more nicknames.(Comptons)

Marijuana itself comes from the Indian hemp plant. It is the third most widely used drug in the United States. And according to a survey taken in 1988, and it is the number one illegally used drug in the United States. Marijuana is so popular that an estimated one out of every three people in the US has tried it and around 44% of US high school students have smoked it. Marijuana users are not easily detected. It is a drug used in all areas of society.

The Indian hemp plant is found all over the world, including the US. There are three different

50% above normal. The amount the heart rate increases depends on the amount of marijuana that was smoked. (Mathew, RJ) This will make exercise and other activities seem a lot harder. The effect could be extremely dangerous for a person with a congestive heart or with an irregular heartbeat. A chronic smoker will have a decreased heart rate, often below normal. The immediate effect of smoking marijuana on the lungs is a brief opening of the bronchial tubes. That is why marijuana has been tested for possible medical uses. (Wyander, Ernst)

Mathew, RJ, WH Wilson, DF Humphreys, Jv Lowe. “Regional cerebral blood flow after marijuana smoking”. Journal of cerebral blood flow and metabolism. 12-26.

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