Severe depression linked with inflammation in the brain

January 29, 2015 4:10 PM

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Severe depression linked with inflammation in the brain

Inflammation is the immune system's natural response to infection or disease. The body often uses inflammation to protect itself, such as when an ankle is sprained and becomes inflamed, and the same principle also applies to the brain. However, too much inflammation is unhelpful and can be damaging.

Increasingly, evidence is suggesting that inflammation may drive some depressive symptoms, such as low mood, loss of appetite and reduced ability to sleep.

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