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Coping with Physical & Emotional Changes
 
    Chemotherapy Effects
    Radiation Therapy Effects
    Pain
    Managing Care at Home
    Nutrition for Cancer Patients
    Long-term Physical Changes
    Anxiety, Fear, and Depression
    Coping with Cancer in Everyday Life
    Coping with Grief and Loss
    Listen With Your Heart
    Coping Tools and Quizzes
    Stories of Hope
    Feeling Good About Your Appearance
   
   
   
Weight Changes

Weight changes during treatment for cancer are common. There are a number of causes for weight loss including:

(You can learn more about each of these causes in the related sections.)

Causes for gaining weight include:

  • Less activity
  • Eating more
  • Retaining water (See the section on swelling.)
  • Certain medicines

Weight changes of more than 5 pounds in a week should be reported to your doctor. A decrease in weight over time may affect the person's ability to function, leaving people feeling weak and unable to perform daily activities. Quick weight loss is often a sign of dehydration. An increase in weight over time may suggest a serious health condition, such as diabetes or high blood pressure. You may be able to tell if you gain or lose 5 pounds in a week by the way you feel or the way your clothes fit, or you can weigh yourself on a scale once a week or so.

What to look for

  • Weight loss of 5 pounds or more in a week or less
  • Dry skin
  • Fatigue, weakness
  • Feeling very thirsty
  • Dizziness
  • Clothes or rings are too big

OR

  • Weight gain of 5 pounds or more in a week or less
  • Swollen ankles
  • Shortness of breath
  • Feeling puffy or bloated
  • Tight shoes, clothes, or rings

What the patient can do

If you have lost weight:

  • Drink extra high-protein and high-calorie fluids between meals.
  • Be sure to drink enough water or other liquids that have no caffeine
  • Eat high-protein foods. You may also try liquid food supplements.
  • Ask your doctor or nurse to arrange a meeting with a dietitian.

If you have gained weight:

  • Talk with your doctor or nurse about limiting fluid if your ankles are swollen.
  • Limit your salt intake.
  • Limit high-calorie foods.
  • Ask your doctor or nurse to arrange a meeting with a dietitian.

What caregivers can do

  • Weigh the patient at the same time every day and write it down along with the date. In the morning, before breakfast, is a good time.
  • Talk to the doctor if the patient's weight loss or weight gain concerns you.
  • Watch the patient for other symptoms.

Call the doctor if the patient:

  • Loses or gains more than 5 pounds in a week
  • Has shortness of breath
  • Feels dizzy or becomes confused

Go back to Caring for the Patient with Cancer at Home: A Guide for Patients and Families.

Last Medical Review: 04/27/2009
Last Revised: 04/27/2009

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