What are the effects of cancer therapy on the immune system?

Cancers are not just diseases that affect the body’s inside. They can also lead to an imbalance in the immune system, which can make it difficult to fight other infections and diseases. In this article, we explore some of the effects of cancer therapy on the immune system, and what you can do to support your body during this process.

The Immune System and Cancer

The immune system is an essential part of the body’s defense against infection and disease. Cancer cells, however, can often become resistant to traditional cancer therapies, which can damage or even destroy the immune system. Fortunately, there are a number of ways to boost the immune system in order to help fight cancer.

One way to help the immune system fight cancer is to increase overall inflammation. Inflammation is a sign that the body is fighting off infection or injury, and it’s important for cancer therapy success. Inflammation fighters like ginger and garlic can help by boosting the immune system and reducing inflammation.

Another way to help the immune system fight cancer is through diet. Eat plenty of fruits and vegetables, nuts and seeds, and whole grains to help improve your overall health and support the immune system. Switching to a vegan or vegetarian diet may also be beneficial because these diets are high in antioxidants, which support cell health and fight against cancer.

Finally, physical activity can also support the immune system. Taking regular walks or biking around town can help improve your overall health and boost your immunity. staying active also helps reduce stress, which has been linked with increased cancer risk.

Effects of Cancer Therapy on the Immune System

Cancer therapy can have a profound effect on the immune system, both in terms of its ability to fight off cancer cells and in terms of the overall health of the patient. Here are some key points to consider:

– Cancer therapy can increase the risk of infections by promoting the growth of harmful bacteria. This increased risk can be particularly pronounced in patients with weakened immune systems.

– Cancer therapy can also cause damage to the cells that line the inside of your intestines, which can lead to a range of intestinal problems such as diarrhea, constipation, and even malnutrition.

– Finally, cancer therapy can lead to a decrease in the number and function of lymphocytes, which are important cells involved in the immune system.

How to Support Your Immune System During Cancer Treatment

When cancer treatment involves the use of radiation or chemotherapy, it can affect your immune system. The immune system is responsible for defending your body from infections and disease. It can also help fight cancer. However, cancer treatments can damage the immune system in different ways.

The first step during cancer treatment is to talk with your doctor about your specific needs. They will help you understand what kind of support you may need during treatment. You may need to take vaccines to protect you from common infections, for example. You may also need to avoid certain foods or drinks because they can increase your risk of infection. You may also need to take medications to maintain your immunity during treatment.

It’s important to remember that you are not alone during treatment. There are many people who are supporting you through this difficult time. Some of these people may be family members, friends, or caregivers. It’s important to find someone who you feel comfortable talking with about your treatment plan and emotions. This person can be a great resource when you need help understanding your treatment options or coping with side effects.

Remember that even though cancer treatments can affect the immune system, it’s still possible to survive and beat the disease.


Cancer therapy can have a number of negative effects on the immune system, which can make the patient more susceptible to other infections and health problems. It is important for cancer patients to know about these risks so that they can take steps to protect themselves from them. By being proactive in managing their cancer therapy, they can help safeguard their health and extend the life of their immune system.