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The biology of depression is the attempt to identify a biochemical origin of depression, as opposed to theories that emphasize psychological or situational causes. Scientific studies have found that different brain areas show altered activity in humans with major depressive disorder (MDD) . [ 1 ]
This is seen in that immune activity does not appear to be enough on its own to cause depression. [39] Evidence for this comes primarily from treatments that involve the pro-inflammatory IFN-α, which is commonly used in treating viral infections but only results in major depression in about one third of patients.
This article needs to be updated. The reason given is: Many outdated sources and information (older than five years). Please help update this article to reflect recent events or newly available information. (July 2024) Medical condition Major depressive disorder Other names Clinical depression, major depression, unipolar depression, unipolar disorder, recurrent depression Sorrowing Old Man (At ...
Cold and flu season always comes around when the weather starts to change. But does cold, wet weather actually make you sick?Not really, experts say. But cooler temperatures and dry winter air can ...
When people sick with a common cold or COVID-19 cough or sneeze, they let out respiratory droplets containing the virus, said Andrew Pekosz, a professor of molecular biology and immunology at ...
Winter depression is a common slump in the mood of some inhabitants of most of the Nordic countries. Iceland , however, seems to be an exception. A study of more than 2000 people there found the prevalence of seasonal affective disorder and seasonal changes in anxiety and depression to be unexpectedly low in both sexes. [ 63 ]
January 12, 2024 at 4:01 PM ... You made it, after all. You made it, another day. And you can make it one more. You’re doing just fine.” ... Sadness is more or less like a head cold — with ...
Physiological changes can be changes in sympathetic activation or hypothalamic pituitary adrenocorticoid activation, and immunological function. [59] However, there is much variability in the link between stress and illness. [60] There is some evidence that stress can make the individual more susceptible to physical illnesses like the common cold.