How to stay healthy with a weak immune system

Most of the time, the immune system protects the body from infection. However, some people have a weak immune system that may make them prone to frequent infections.

White blood cells, antibodies, and other components, including organs and lymph nodes, make up the body’s immune system. Many disorders can weaken the immune system and cause a person to become immunocompromised. These immunodeficiency disorders, which range from mild to severe, can be present from birth or may occur as a result of environmental factors. They include:

Sometimes, an immunodeficiency disorder can be so mild that a person may not be aware of it for years. Other times, the disorder is more severe and causes a person to experience frequent infections throughout their life.

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