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Disponible en español: Manejar el estrés durante el cáncer

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Managing Stress During Cancer

Stress is a normal part of going through cancer. Learn what stress does to the body and gentle, proven ways to cope

NCI source

National Cancer Institute

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Key fact

Stress is what you feel under mental, physical, or emotional pressure, and cancer is a common cause.

The short answer

Stress is what people feel under mental, physical, or emotional pressure, and a cancer diagnosis is a common cause. Emotional and social support, physical activity, and, when needed, help from a mental health professional can all help people with cancer cope with stress and feel better.

  • Stress is what you feel under mental, physical, or emotional pressure, and cancer is a common cause.

  • Whether stress can cause cancer is not clear; studies have had mixed results.

  • Emotional and social support can lower depression, anxiety, and other symptoms.

  • Moderate physical activity during and after treatment can reduce anxiety and low mood.

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The full explanation.

What stress is

Stress, also called psychological stress, is what people feel when they are under mental, physical or emotional pressure. The things that cause stress are called stressors. They can come from daily responsibilities like work, family and money. Serious health issues cause stress too, such as a cancer diagnosis in yourself or a loved one.

The body responds to stress by releasing hormones. Those hormones raise blood pressure, heart rate and blood sugar. This is often called the fight-or-flight response. It helps you act quickly to escape a threat. The response is useful for short bursts of stress. But when the stress is long-term, or chronic, the response can be harmful. People with chronic stress can have problems such as high blood pressure, headaches, trouble sleeping, difficulty concentrating, and a weaker immune system.

Does stress cause cancer?

This is a common worry. The honest answer is that it is not clear. Chronic stress can lead to many health problems. Whether it is linked to cancer is uncertain. Studies have had mixed results. Some find a link for certain cancers. Others find none.

Even where stress does appear to be linked to cancer risk, the link could be indirect. People under chronic stress may take up unhealthy habits. Smoking, overeating, becoming less active, or drinking alcohol. Those habits are themselves tied to a higher risk of some cancers.

Coping with stress

The good news is that there are proven ways to cope with stress during cancer.

Lean on emotional and social support

Emotional and social support can help you learn to cope with stress. They can also lower levels of depression and anxiety, and ease symptoms from the disease and its treatment. There is some evidence that managing stress through social support is linked to better outcomes for people with breast cancer.

If you need help, ask. For emotional and practical support, ask your hospital social worker or nurse where to find resources. If you are worried about insurance or money, tell your health care team, so they know your concerns. Then contact your hospital billing office for guidance.

Stay physically active

Being physically active is another way to cope with stress. A major report found sufficient evidence on this. Moderate-intensity physical activity during and after cancer treatment can reduce anxiety and depressive symptoms in cancer survivors. There is also evidence that physical activity helps prevent depression among survivors of childhood cancer. Ask your doctor what level of activity is right for you.

Get screened and get help when needed

Some expert organizations recommend screening for all cancer patients. The tool might be a distress scale or a questionnaire. It is used soon after diagnosis, and during and after treatment. It helps the team see whether you need help managing stress, or are at risk for distress.

If you are under significant stress, you may want to ask your doctor for a referral to a mental health professional. Treatment of significant distress, depression, and anxiety might include talk therapy, medicine, or both. The choice should be personalized. Ideally you and your provider decide together.

Being proactive

Stress can keep your body from healing as well as it should. So it helps to be proactive and talk about concerns early in treatment. If it feels like too much, a family member or friend can raise concerns for you. The key is to find ways to control your stress, and not to let it control you.

If you are in immediate distress or thinking about hurting yourself, call the 988 Suicide and Crisis Lifeline at 988. You can also text the Crisis Text Line (HELLO to 741741), or use the Lifeline Chat online. Help is available 24 hours a day.

Words to know

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Common questions

What is stress, and how does the body respond to it?

Stress is what people feel when under mental, physical, or emotional pressure. The body responds by releasing stress hormones that raise blood pressure, heart rate, and blood sugar. This fight-or-flight response helps with short bursts of stress, but long-term stress can be harmful to health.

Can stress cause cancer?

It is not clear. Although chronic stress can lead to many health problems, whether it is linked to cancer is uncertain, and studies have had mixed results. Any link may also be indirect, since people under chronic stress may take up unhealthy habits that raise cancer risk.

How can I cope with stress during cancer?

Emotional and social support help many people cope, and they can lower levels of depression, anxiety, and symptoms. Being physically active is another good approach. If your stress is significant, ask your doctor about a referral to a mental health professional.

Does exercise really help with stress?

Yes. A report found sufficient evidence that moderate-intensity physical activity during and after cancer treatment can reduce anxiety and depressive symptoms in cancer survivors. Talk to your doctor about what level of activity is right for you.

Should I be screened for stress or distress?

Some expert organizations recommend that all cancer patients be screened with a tool such as a distress scale or questionnaire soon after diagnosis, as well as during and after treatment, to see whether they need help managing stress or are at risk for distress.

What treatments help with serious stress?

Treatment of significant distress, depression, and anxiety under the care of a mental health professional might include talk therapy, medicine, or both. The choice should be personalized, ideally as a joint decision between you and your provider.

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Knowledge Check

0 of 4 answered

  1. Q1.According to this article, does stress cause cancer?
  2. Q2.How does the body respond to stress, according to the article?
  3. Q3.What does the article say about physical activity and stress in cancer survivors?
  4. Q4.According to the article, what kind of support helps people with cancer cope with stress?

This self-assessment checks understanding of educational content only. It is not medical advice.

Plain-language explanation of the published sources cited on this page. AI-assisted, source-checked, not clinician-reviewed.

Sources last checked: 2026-07-14 what this meansLast updated: 2026-08-05Next planned review: 2028-07-14

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Cancer Explained does not originate medical claims. Every page restates guidance already published by the National Cancer Institute, the CDC, the USPSTF and the FDA, in plain language, with the source cited so you can check the original yourself. AI does the translating and organizing; automated checks test claims, citations, clarity and safety before anything publishes. We do not employ clinicians and do not intend to — our work is translation and navigation, not clinical judgment. Nothing here is personal medical advice, and no page can account for your particular situation.

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Human medical review: not completed. Pages here are not signed off by a clinician before they publish. That is not an oversight we are quietly working around: we restate published guidance and cite it, so the authority belongs to the source rather than to us, and every page names where its claims come from — you can verify us instead of trusting us. Where a volunteer clinician has reviewed a page, their name and credentials appear on it; where no name appears, no clinician has checked it. We are glad to have reviewers and are recruiting them, and we do not hold pages back waiting for one. Use this site to understand your situation and to ask better questions of the people treating you.

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How this page was created

Cancer Explained does not originate medical claims. Every page restates guidance already published by the National Cancer Institute, the CDC, the USPSTF and the FDA, in plain language, with the source cited so you can check the original yourself. AI does the translating and organizing; automated checks test claims, citations, clarity and safety before anything publishes. We do not employ clinicians and do not intend to — our work is translation and navigation, not clinical judgment. Nothing here is personal medical advice, and no page can account for your particular situation.

Editorial status: Source checked This page was written with AI assistance and checked line by line against the sources listed on it. That confirms the sources support what the page says. It is not a medical review, and it does not confirm the page is complete or right for your situation.

Human medical review: not completed. Pages here are not signed off by a clinician before they publish. That is not an oversight we are quietly working around: we restate published guidance and cite it, so the authority belongs to the source rather than to us, and every page names where its claims come from — you can verify us instead of trusting us. Where a volunteer clinician has reviewed a page, their name and credentials appear on it; where no name appears, no clinician has checked it. We are glad to have reviewers and are recruiting them, and we do not hold pages back waiting for one. Use this site to understand your situation and to ask better questions of the people treating you.

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