Marijuana effects on the nervous system?

By taking illegal drugs this effect our brain, our brain becomes weak and we are not able to control what we are doing. We will loose many blood cells and because of that, our brain is beginning to play mind games with us. You can see when somebody has taken cannabis because they begin to show slow reactions and unexpected giggling. In addition, illegal drugs effect our nervous system this shows off by shaking hands a lot and we are unable to stop it from doing so.