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Body Changes During Chemotherapy
Your doctor will give you physical exams and medical tests (such as blood tests and X-rays). He or she will also ask you how you feel.
You cannot tell if chemotherapy is working based on its side effects. Some people think that severe side effects mean that chemotherapy is working well. Or that no side effects mean that chemotherapy is not working. The truth is that side effects have nothing to do with how well chemotherapy is fighting your cancer.