You get polycythemia
Types of secondary polycythemia. In smoker's polycythemia, the number of red blood cells is elevated. Plasma levels are abnormally low. Smoking, which impairs red blood cells' ability to deliver oxygen to body tissues, can cause secondary polycythemia
Secondary polycythemia is typically developed by individuals who have conditions that cause their bodies to produce too many red blood cells in response to low oxygen levels in the blood. This can be seen in people with chronic lung diseases, such as COPD, or conditions that affect oxygen delivery in the body, such as sleep apnea.
Respiratory system
they affect the nervous system.
As is progresses, bulimia can affect virtually all of the systems in the body.
central nervous system
nervous system
Steroid affect every system in the body. For instance, they affect the immune system by decreasing inflammation, the reproductive system by changing the balance of hormones, and the stomach by affecting its lining.
skeletal
bacteria can affect any body system, it just depends on what type of bacteria it is.
Smoking.can cause secondary polycythemia. So can.carbon monoxide poisoning.chronic heart or lung disease.(endocrine) disorders.exposure to high altitudes.kidney cysts.tumors of the brain,liver,or uterus.burns.diarrhea.hemoconcentration.stress