Sometimes radiotherapy to the chest can cause you to feel and be sick (nausea and vomiting). This is because the treatment area might include part of the stomach. And radiotherapy to the stomach can cause nausea and vomiting. This might last for a few weeks after the treatment has finished.
Most people start to feel tired after a few weeks of radiation therapy. This happens because radiation treatments destroy some healthy cells as well as the cancer cells. Fatigue usually gets worse as treatment goes on. Stress from being sick and daily trips for treatment can make fatigue worse.
The side effects of radiotherapy usually peak up to two weeks after treatment has finished. The effects of radiotherapy continue developing, and it may take a further couple of weeks to several months for you to feel normal, depending on the area of the body that has been treated.
Fatigue is the most common acute side effect of radiation therapy. It is believed to be caused by the large amount of energy that is used by the body to heal itself in response to radiation therapy. Most people begin to feel fatigued about 2 weeks after radiation treatments begin.
People having radiotherapy for brain tumours often feel tired. This can be worse if you're also taking steroids. The tiredness often reaches its maximum 1 to 2 weeks after the end of treatment. A small number of people are asleep for a lot of the day after a long course of radiotherapy to the brain.
Radiotherapy is usually given as a number of individual treatments delivering a small dose of radiation daily over several weeks. Most people have 5 treatments a week (one treatment a day from Monday to Friday), with a break at the weekend.
Often the side effects are worse at the end of treatment, or even a week or two afterwards, because it takes time for the healthy cells to recover from radiation. Most side effects are temporary and go away in time, usually within a few weeks of treatment finishing.
Don't wear tight clothing over the treatment area. It's important not to rub, scrub or scratch any sensitive spots. Also avoid putting anything that is very hot or very cold—such as heating pads or ice packs—on your treated skin.
Weight loss during radiotherapy and one month after treatment. During radiotherapy, 46 (65.7%) patients lost weight, with a mean weight loss of (4.73 ± 3.91) kg, which corresponded to a (6.55 ± 4.84)% net reduction from their baseline weights.
Feeling very tired and lacking energy (fatigue) for day-to-day activities is the most common side effect of radiation therapy to any area of the body. During treatment, your body uses a lot of energy dealing with the effects of radiation on normal cells.
Breast cancer: Women with breast cancer have an overall 30% chance of recurrence. Many cases happen within five years of completing the initial treatment. Cervical cancer: Of those with invasive cervical cancer, an estimated 35% will have a recurrence.
Avoid raw vegetables and fruits, and other hard, dry foods such as chips or pretzels. It's also best to avoid salty, spicy or acidic foods if you are experiencing these symptoms. Your care team can recommend nutrient-based oral care solutions if you are experiencing mucositis or mouth sores caused by cancer treatment.
Some people who receive radiation therapy experience dryness, itching, blistering, or peeling on the skin in the area being treated. Skin changes from radiation therapy usually go away a few weeks after treatment ends. If skin damage becomes a serious problem, your doctor may change your treatment plan.
Some people with cancer who receive radiation therapy worry that their bodies will become “radioactive” after they receive radiation treatment. Their concern is that close physical contact with others could expose them to radiation. “The general answer to this concern is that physical contact is fine,” Snyder says.
Typically, people have treatment sessions 5 times per week, Monday through Friday. This schedule usually continues for 3 to 9 weeks, depending on your personal treatment plan. This type of radiation therapy only targets the tumor. But it will affect some healthy tissue surrounding the tumor.
Radiotherapy with the aim of curing cancer usually lasts between 1 to 7 weeks. For radiotherapy to relieve symptoms, you might have anything between a single treatment to 2 weeks of treatment. It might be longer than this. Your doctor will tell you how many treatments you'll have.
Treatments are usually given five days a week for six to seven weeks. If the goal of treatment is palliative (to control symptoms) treatment will last 2-3 weeks in length. Using many small doses (fractions) for daily radiation, rather than a few large doses, helps to protect the healthy cells in the treatment area.
Most people getting radiation therapy feel fatigued. It does not mean that your cancer is getting worse. It does not mean that the treatment is not working. In fact, it is normal to feel very tired during this time.
Radiotherapy can cause tiredness because the body is using up your energy reserves to repair healthy cells damaged by the radiotherapy. If you are taking steroids, you might also find that you feel extremely tired when you stop taking them. Travelling to the hospital each day for treatment can also make you tired.
You may experience fatigue if cancer treatment damages healthy cells in addition to the cancer cells. Or fatigue might happen as your body works to repair damage caused by treatment. Some treatment side effects — such as anemia, nausea, vomiting, pain, insomnia and changes in mood — also may cause fatigue. Anemia.
Skin changes. The most common long term side effect is a change to the skin where you have had radiotherapy treatment. The skin may look permanently sunburnt or develop a network of tiny blood vessels near the surface.