Chemotherapy drugs are designed to kill cells that dividefast-dividing cells. Cancer cells divide rapidly, so the mostimportant effect of chemotherapy is to kill cancer cells.Unfortunately, some normal cells in the body also divide fast, andthey can also be affected by chemotherapy.Skin and hair cells are among the most rapidly-dividing, and forthis reason chemotherapy patients often lose their hair and do notgrow new hair until their chemotherapy course is finished. The skinmay become dry and sores may form in the mouth. Many patients wearwigs, hats, or scarves. Moisturizer can be used for the skin, andsoothing medications can be prescribed for the mouth sores.Another kind of fast-dividing cells are those that line thestomach and intestines. For that reason, patients often suffer fromnaus