Marijuana is one of the most harmful drugs, but yet it's one of the most frequently used drugs, does that sound right? Last year in the United States, nearly 69 million people over the age of 12 have tried marijuana at least once. The scary thing is, do they really know about the harmful effects? There are both long-term and immediate effects such as cancer(a huge killer in the world), increased heart rate, and the way young people grow up.
It is not yet determined whether marijuana leads to cancer, but most people who smoke marijuana also smoke cigarettes and other drugs. …