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Dictionary » D » Depression



1. A lowering or decrease of functional activity.

2. (Science: psychiatry) a mental state of depressed mood characterised by feelings of sadness, despair and discouragement. Depression ranges from normal feelings of the blues through dysthymia to major depression.

It in many ways resembles the grief and mourning that follow bereavement, there are often feelings of low self esteem, guilt and self reproach, withdrawal from interpersonal contact and somatic symptoms such as eating and sleep disturbances.

Origin: L. Depremere = to press down

Please contribute to this project, if you have more information about this term feel free to edit this page

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Extended sleeping

I can have several short nights in a row, but I recover in one longer night...1-2 months of lack of sun can cause depression or bad mood, but not likely vitamin D deficiency. Diet-related causes of fatigue include low blood levels of potassium, iron and proteins, for example, but ...

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by boron
Sat Nov 09, 2013 4:08 pm
Forum: Human Biology
Topic: Extended sleeping
Replies: 3
Views: 863

Thinking in terms of evolution

... my thoughts have been with evolution. I have been trying to analyse all human behaviour in terms of evolutionary advantage/purpose. This includes depression, love, pleasure, etc. I find I am become too scientific about everything, but is there such a thing? I guess I feel it's taking some pleasure ...

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by NathanCroftonBond
Sun Oct 27, 2013 7:29 pm
Forum: Evolution
Topic: Thinking in terms of evolution
Replies: 4
Views: 1074

Re: Vagus Nerve

... chest pain. i called my daughter who was down stairs. She said i was pale and looked awful. An ambulance was called. Doctors diagnosed anxiety and depression and discharged me. Over the next few days the attacks were relentless but only if i was lying on my side or sitting. i did go back to hospital ...

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by katrina43
Sat Dec 15, 2012 9:45 pm
Forum: Human Biology
Topic: Vagus Nerve
Replies: 19
Views: 160727

Odd food poisoning-like symptoms, strange tastes

... own, but it seems the problem has come back with a vengeance. This is the 3rd time i've had it this year now, and it's starting to drive me into depression. No-one seems to know what the problem is, and my doctor pretty much dismissed it as food poisoning. I am fairly certain this is not the ...

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by Noooorris
Mon Nov 26, 2012 8:39 am
Forum: Human Biology
Topic: Odd food poisoning-like symptoms, strange tastes
Replies: 32
Views: 81755

Re: Can you think of an evolutionary reason for this?

... up with both parents.Some studies show that the presence of a stepfather in the house also correlates with early puberty. Evidence links maternal depression with developing early. " http://www.nytimes.com/2012/04/01/magazine/puberty-before-age-10-a-new-normal.html?pagewanted=4&_r=4 Any ...

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by Cat
Fri Sep 28, 2012 3:12 pm
Forum: Evolution
Topic: Can you think of an evolutionary reason for this?
Replies: 8
Views: 4418
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