Hi, just to clarify, are you asking what are five causes that effect population?
D E A T H....
Just kidding, here's a list:
initial stimulation, then reduction in activity of brain and nervous system
increased alertness and concentration
feelings of mild euphoria
feelings of relaxation
increased blood pressure and heart rate
decreased blood flow to fingers and toes
decreased skin temperature
bad breath
decreased appetite
dizziness
nausea, abdominal cramps and vomiting
headache
coughing, due to smoke irritation.
Well, since some medications developed various kind of effects over various period of times, it is important for the Medical Administer to find out if the patients have not taken any medication recently in order to prevent any negative effect from overlapping medication and Overdose
Community or environment:)