Answer:
True
Explanation:
Not only does addiction to anything wreak havoc on the body, but many times when you are addicted you may fall into a depression upon other things, due to withdrawal. Therefore its true.
Answer:
The doctor may count ones white blood cells to see if there is an infection or injury present.
Explanation:
White blood cells are a type of cells that promote health and healing. So, if there is a higher amount than usual this could indicate a possible infection or sickness.
It keeps records easily attainable so errors can be avoided and proved wrong if it were audited incorrectly.