SAY ? YES OR NO? by AIDS patient to stimulate appetite. Further cannabis can be used to relieve neuropathic pain, spasticity, glaucoma and even they have found that marijuana protects the body against malignant tumors. This neuroprotective drug can be used in dementia too. Cannabis has a psychoactive substance which is called as tertrahydrocannabinol (THS) which is solely responsible for the effects of cannabis. This agent causes euphoria as other drugs or alcohol when taken in the correct range. But the argument among people is that most of the marijuana in takers does not use other illegal drugs which may cause more serious health effects. Therefore, people think that this can be a healthier option for drug addicts. Anyhow Marijuana definitely has its own negative effects too. They can be; dry mouth, short term memory loss, impaired perception and motor skills, red eyes. Cannabis has even more severe effects such as, panic, paranoia, acute psychosis, myocardial infarction, stroke, sudden cardiac death and cardiomyopathy. As all the other illegal drugs and narcotics, long term use of marijuana can cause dependence, which can lead to addiction. Advantages and disadvantages are many, as we discussed above. Due to this, the legalization of marijuana is still controversial.