How Does Depreesion Impact the Immune System?

How does depression impact the immune system?

Depression is a brain disorder that can lead to lots of emotional grief, it changed how your brain functions and it can have a major effect on your body. Depression causes physical symptoms and can also increase your risk or may worsen numerous physical illnesses or conditions. Some illnesses can also trigger depression.

One in 10 of every people will experience depression at some point in their lives. Depression is believing to be caused by low levels of the brain chemical serotonin and that can be treated by correcting this imbalance.

Depression is the most common psychological problem, depression is a mental state where the victim feels lonely and wants to live a life without anyone, including their family members. Depression affects most in the teenage period but can occur any stage in life. A depression state for a long time is very dangerous as it has higher chances to lead to suicide.

Depression isn’t something you can “snap out” of, and it also isn’t a weakness.

Depression Symptoms Can Vary from Mild To Severe And Can Include:

  • Feeling worthless or guilty
  • Thoughts of death or suicide
  • Slowed movements and speech
  • Weigh loss or gain unrelated to dieting
  • Fatigue
  • Insomnia
  • Loss of interest in things once pleasurable
  • Restlessness

and many more.

Depression Increases Your Risk of Physical Illness

Depression can affect the immune system, making it more difficult for your body to fight infection. Some vaccinations can even be less effective in older adults with depression. It increases your risk of numerous diseases and other conditions, such as increasing levels of cortisol and adrenaline. Depression has also been linked to heart disease and increased risk for substance abuse.

Inflammation is part of the body’s natural response when we’re sick. High levels of inflammation can decrease the number of neurons in our brains and affect the they communicate, leading to depression.

Depression can affect the immune system, making it harder for your body to fight infections which can be a problem for those that already have weak immune systems. The worse the immune system, the higher the risk of a number of diseases and other conditions.

The rate of the oxygen supply of blood reduces due to depression and that can cause major changes in the total immune system of the body as oxygen is one of the most important ingredients that keeps the organs functioning properly. Long depression can cause permanent damage when it comes to the immune system, problems including pain the abdomen, problem with digesting and uneven bowl movement.

If depression continues after that and gets more serious, it may lead to more serious problems which is why if you have depression, or think you do, you should get yourself checked out just to make sure, so you can get treated as soon as possible before anything alarming happens.

Self-Help and Coping

There’re many things that people can do to cope with depression, all of it depending on the person and what helps them personally. For many people, regular exercise helps create a positive feeling and improves their mood. Enough quality sleep, avoiding alcohol, and eating a helping diet are some other ways some individuals cope with depression. It all depends on the person and how motivated they are to get better and how much their body can do without giving up. 

Depression may make it difficult doing day-to-day activities which can make exercise, or anything related to that a lot more difficult, depression also may make the victim feel as if life isn’t worth living which can majorly affect how they function, if they do at all, throughout the day.

Depression Treatments


  • Get enough sleep
  • Eat healthy
  • Get in a routine
  • Exercise
  • Do something new
  • Stress reduction

and more.

Other treatments:

and plenty more.

Treatment tips:

  • Don’t rely on medications alone
  • Treatment takes commitment and time
  • Learn as much as possible about your depression
  • Get social support
  • It takes time to find the right treatment


Crisis #s (teens under 18)

  • Girls and Boys Town: 1-800-448-3000
  • Youth Crisis Hotline: 1-800-448-4663
  • Teen Hope Line: 1-800-394-HOPE

Crisis #s (any age)

  • United Way Crisis Helpline: 1-800-233-HELP
  • Social Security Administration: 1-800-722-1213


  • Suicide Hotline: 1-800-SUICIDE or 1-800-273-TALK
  • Suicide Prevention Hotline: 1-800-827-7571
  • Holy Spirit Teenline: (717) 763-2345 or 1-800-722-5385
  • Carlisle Helpline: (717) 249-6226


  • Trevor Hotline (Suicide): 1-866-4-U-TREVOR