The brain gets used to you taking the drug. Some drugs will affect your neurotransmitters, or messages that get sent to your brain that regulates how we think or feel. You will eventually become dependent on the drug so if you stop you might feel sick or go through "withdrawal". Which people dont want to go through so they will continue to take the drug.
I can’t do homework, know nothing at all, come to assignment, mind switch off, play, and turn on
Answer:
Blurred vision and heart disease blocked blood vessel
Explanation:
Sickle cells can block tiny blood vessels that supply the eyes. Over time, this can lead to blurred vision (and sometimes blindness).