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  1. Changes in Memory, Thinking, and Focus (Chemo Brain)

    Cancer treatment can cause a mental cloudiness some people notice before, during, and after cancer treatment. Learn more about changes in memory, thinking, and focus (sometimes called "chemo …

  2. Chemo Brain Fog: Symptoms, How Long It Lasts, & Treatment - WebMD

    Mar 22, 2024 · Chemo brain is a common chemotherapy side effect that affects thinking & mood. Learn what might cause it, how long it will last, and what to do about it.

  3. Chemo brain - Symptoms and causes - Mayo Clinic

    Mar 6, 2025 · Chemo brain is a common term people with cancer use to describe trouble with thinking and memory that can happen during and after cancer treatment. Chemo brain also can be called …

  4. Chemotherapy Brain Fog (Chemo Brain): Symptoms & Treatment

    Chemotherapy brain fog (chemo brain) happens when coping with cancer or cancer treatment affects your ability to remember and think clearly. Usually, chemo brain is a short-term issue, but some …

  5. Chemotherapy-related cognitive impairment: What we need to know …

    Cognitive changes including chemotherapy-related cognitive impairment (CRCI), are a prevalent side effect of chemotherapy, often colloquially referred to as ‘chemo brain’ or ‘chemo fog.’.

  6. Memory or Concentration Problems and Cancer Treatment

    Chemotherapy, radiation therapy, and other cancer treatments may cause memory problems. Thinking and memory problems may be called chemo brain, in people with cancer.

  7. Changes in thinking and memory - Cancer Council

    Some people diagnosed with cancer notice changes in the way they think and in the way they remember information. This is known as cancer-related cognitive impairment, but people may also call it “cancer …

  8. Chemo Brain and Cognitive Side Effects - St. Jude together

    Some cancer patients have changes in cognitive function during cancer treatment. Patients and families may notice changes in thinking, attention, or memory. Cancer patients often call this “chemo brain” or …

  9. Does Cancer Cause Brain Fog? - Biology Insights

    Aug 30, 2025 · Explore the real reasons behind cancer-related brain fog, understanding its complex origins and discovering effective strategies for cognitive support.

  10. Coping with cognitive changes (chemo brain) - Cancer Research UK

    It is also sometimes called cognitive impairment, chemo brain or chemo fog. Cognitive changes can affect your quality of life, but there are things you can do to try to improve your symptoms and help …