Cancer fatigue is a feeling of extreme weakness and exhaustion during cancer treatment. At times, it may be a struggle to complete daily tasks. Fatigue can persist for weeks or even years.
Cancer and the side effects of treatment cause this condition. If your body is already weakened by cancer when treatment begins, then it is even more difficult to cope with the side effects.
These conditions are caused by cancer or cancer treatment such as chemo-, radiation- or hormonal therapies:
Factors that may increase your chances of cancer fatigue:
Cancer fatigue may cause:
Your doctor will ask about your symptoms and medical history. A physical exam will be done. You may be asked:
Your doctor may also use a questionnaire to assess your fatigue.
Talk with your doctor about the best treatment plan for you. Treatment may include:
Your doctor may advise:
Your doctor may advise that you participate in therapy. Talk with your therapist about whether cognitive-behavioral therapy is right for you.
Your doctor may recommend that you try these approaches:
Considering talking with a therapist or joining a support group to help you better cope with your diagnosis and treament.
Cancer fatigue is one of the most common side effects of cancer. Because there are so many causes of cancer fatigue, there may not be a way to prevent it, but it can be managed. Talk to your doctor. Coordinate with your family and friends to help you with tasks at home until you feel better.
American Cancer Society
National Cancer Institute
Canadian Cancer Society
Provincial Health Services Authority
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Last reviewed December 2017 by EBSCO Medical Review Board Mohei Abouzied, MD, FACP
Please be aware that this information is provided to supplement the care provided by your physician. It is neither intended nor implied to be a substitute for professional medical advice. CALL YOUR HEALTHCARE PROVIDER IMMEDIATELY IF YOU THINK YOU MAY HAVE A MEDICAL EMERGENCY. Always seek the advice of your physician or other qualified health provider prior to starting any new treatment or with any questions you may have regarding a medical condition.