In some places, punishment for use is extremely severe, with some countries punishing marijuana sellers with death. Cannabis affects people differently, depending on a number of factors such as concentration of THC in the cannabis they consume, whether they are drinking alcohol at the same time, or whether they smoke or eat cannabis. But they are also more distant from their immediate environment, caring less about what they say or do and less likely to remember. A feeling of calmness and well-being usually accompanies cannabis use. But cannabis can be a deadly substance, confusing your balance, judgement, memory, reactions, perceptions and ability to think.
Cannabis can make some users more nervous, dizzy or very upset.
In almost all users, cannabis causes a dry mouth, increases the heart rate, reddens the eyes and causes an sudden appetite. For many years, especially in the 70's, there was very little research on cannabis. It was generally thought that even though it was illegal, prolonged use of cannabis caused little or no adverse health effects. Using cannabis during pregnancy can cause premature delivery or abnormal babies. Besides cancer, these carconogenetic ingredients cause bronchitis, emphysema and harms the body's immune system.