After chemotherapy, you can recover your original physical state in a few days to one month, but the exact time varies from person to person. Chemotherapy is a common way to treat tumors in clinical practice. While killing tumor cells, chemotherapy will also cause some damages to normal body tissues, and it is often accompanied by some adverse reactions, such as nausea, vomiting, indigestion, etc., which will affect the nutrient absorption of food and the recovery speed of the body, so the recovery after chemotherapy needs some time. If the patient’s physical condition is relatively good, or the adverse effects of the chemotherapy regimen used are mild, and the patient has no obvious adverse reactions, the patient can often return to a basically normal situation in a few days; if the patient is older or in poorer physical condition, it will take a longer time to recover. Therefore, the time to return to normal physical condition after chemotherapy varies according to the results of different cases and should be analyzed specifically.