Why Does Radiotherapy Make You So Tired?

What is the most common acute side effect of radiation treatment?

Fatigue is the most common acute side effect of radiation therapy.

It is believed to be caused by the tremendous 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..

Does radiation lower your immune system?

Radiation treatments can irritate the skin, causing small breaks that could allow bacteria and germs to enter. … Radiation is more likely to weaken your immune system if it’s directed at the bones, especially the bones in your pelvis, where the marrow functions as a blood cell factory.

What can you not do during radiation treatment?

Its best to avoid fried foods as a precaution during your radiation therapy. Spicy Foods – Plenty of us enjoy spicy foods, but the truth is they could wreak havoc on your body if you eat them while undergoing radiation therapy. Radiation typically causes nausea and loose stools or constipation.

What does radiotherapy fatigue feel like?

Many people having radiotherapy feel tired (fatigued) a lot of the time or become tired very easily from doing everyday activities. This usually starts during treatment and can continue for several weeks or months after treatment finishes. It can help to: get plenty of rest.

How does radiation make you feel?

The most common early side effects are fatigue (feeling tired) and skin changes. Other early side effects usually are related to the area being treated, such as hair loss and mouth problems when radiation treatment is given to this area. Late side effects can take months or even years to develop.

How bad is the fatigue from radiation?

You may experience fatigue when chemotherapy or radiation therapy destroys healthy cells in addition to the targeted cancer cells. … Some treatment side effects — such as anemia, nausea, vomiting, pain, insomnia and changes in mood — also may cause fatigue.

How can I get my energy back?

9 Ways to Get Your Energy BackRule out health problems. Fatigue is a common symptom of many illnesses, including diabetes, heart disease, arthritis, anemia, thyroid disease, and sleep apnea. … Get moving. … Strike a pose. … Drink plenty of water. … Get to bed early. … Go fish. … Keep time with your body clock. … Shed extra weight.More items…•

How soon after radiotherapy do side effects start?

The rash appears on the part of the body that received radiation. Symptoms may include redness, tenderness, swelling, wet sores, and peeling skin. Typically, these side effects start within days or weeks of radiation therapy. But they can also appear months or years later.

How long does the fatigue last after radiation?

Radiation can give you fatigue that tends to get worse over time. It usually lasts 3 to 4 weeks after your treatment stops, but it can continue for up to 3 months. Hormone therapy deprives the body of estrogen, and that can lead to fatigue that may last throughout your treatment or longer. Bone marrow transplant .

How do you deal with fatigue from radiation?

There are many things you can do to help cope with cancer fatigue:Ask for help and accept it when it is offered. Don’t let pride get in the way of asking for help. … Get enough sleep. … Rest when you need it. … Ensure you are properly hydrated. … Think twice before drinking energy drinks. … Exercise when you feel you can.

How long do the effects of radiotherapy last?

Early side effects, such as nausea and fatigue, usually don’t last long. They may start during or right after treatment and last for several weeks after it ends, but then they get better. Late side effects, such as lung or heart problems, may take years to show up and are often permanent when they do.

What is the first sign of too much radiation?

Symptoms of radiation sickness may include: Weakness, fatigue, fainting, confusion. Bleeding from the nose, mouth, gums, and rectum. Bruising, skin burns, open sores on the skin, sloughing of skin.

How do I get rid of weakness and fatigue?

Mild fatigue can often be prevented by changes in lifestyle habits.Get regular exercise. If you feel too tired to exercise vigorously, try taking a short walk.Eat a balanced diet. … Get enough sleep.Deal with emotional problems instead of ignoring or denying them.Take steps to control your stress and workload.

How do you fix fatigue quickly?

15 Ways to Combat TirednessEat a balanced diet.Get regular exercise.Drink more water.Cut down on caffeine.Get good sleep.Ditch the alcohol.Address allergies.Reduce stress.More items…•

Does radiotherapy make you ill?

Feeling sick Some people feel sick during, or for a short time after, radiotherapy treatment sessions. This is more likely to happen if the treatment area is near your stomach, or if your brain is being treated. … You should stop feeling sick soon after your treatment finishes.

How long for immune system to recover after radiation?

It might take from 10 days to many months for the immune system to recover completely.

How do I regain energy after radiation?

Limit or avoid caffeine and alcohol. If nausea and vomiting make it hard to eat, talk to your doctor about these side effects. Get moving. When you feel up to it, light exercise throughout the week may help you preserve your energy level.