Researchers at the Feinberg School of Medicine at Northwestern believe it may be possible to diagnose depression using a blood test. According to Eva Redei, a professor of psychiatry at the university ...

Blood tests that measure how certain immune cells age may help detect signs of depression linked to mood and thinking problems in people with and without HIV, improving early diagnosis and treatment.

Blood tests measuring the aging of certain white blood cells can predict cognitive and mood-related symptoms of depression, rather than physical symptoms. Depression is diagnosed based on ...