→ Trouble controlling anger, also called "roid-rage".
→ Tumors in your liver (this one isn't too much discussed, but it is possible).
→ Diseases that are carried in your blood (blood-borne diseases).
→ Extreme addiction (dependence; when your body needs a drug to function correctly).
→ Extreme withdrawal effects (which consists of pain, physical issues, and mental issues).
Answer:
your answer is health informatics
Explanation:
none of the other choices relate to dealing with diseases and healthe informatics deals with patient's health care
Because it is contaminated and there becomes a chance of getting ill from bacteria.