... leaves (sometimes with stalks and seeds) called grass, or occasionally, as an oil. Cannabis plants can grow up to 1.8 m (6ft) tall. It can be rolled with tobacco - called a spliff or joint - or smoked on its own in a pipe. It can also be eaten, sometimes in a cake. There are many slang names for cannabis, some of which are marijuana, weed, hash, spliff, and ganja. Cannabis can be used for medical reasons, as it can relieve nausea and allow patients to eat and live normally. Cannabis has many effects on the human body. It's mildly sedative effect can lead to relaxation, decreased blood pressure, increased appetite, and increased sociability. Cannabis is high in carcinogens, and regular use may damage lungs. The official medical view of cannabis has also undergone a revolution. Although no one believes cannabis is a harmless drug, it is now widely seen ...

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