Unlike healthy body cells which divide and reproduce in an orderly and controlled manner, cancer cells reproduce without proper control. Depending upon the advancement of cancer in a patient’s body, a doctor advice chemotherapy treatment to control the improper growth of cancer cells.
Chemotherapy drugs work by interfering with processes inside cancerous cells. It enters the bloodstream and travels around the body damaging cancerous cells so that they cannot divide and grow properly. Chemotherapy drugs also tend to affect healthy cells which are present in the body. Therefore, a patient can also experience a few side effects which are usually temporary, as healthy cells recover quicker than cancerous cells. However, the permanent damage with most chemotherapy treatments is rare.