Your dumb for thinking Marijuana wont make you dumb. Here are some dangerous things about it you ignorant -blam!-. Reduced resistance to common illnesses (colds, bronchitis, etc.) Suppression of the immune system Growth disorders Increase of abnormally structured cells in the body Reduction of male sex hormones Rapid destruction of lung fibers and lesions (injuries) to the brain could be permanent Reduced sexual capacity Study difficulties: reduced ability to learn and retain information [b]- OP[/b] Apathy, drowsiness, lack of motivation Personality and mood changes Inability to understand things clearly [b]-OP[/b] Sensory distortion Panic Anxiety Poor coordination of movement Lowered reaction time After an initial “up,” the user feels sleepy or depressed Increased heartbeat (and risk of heart attack)