Unipolar Depression - Most common form of depression, mood goes one way (low), Symptoms of Depression - Low self-esteem and motivation, feeling guilty, lack of energy, How many days missed from work due to depression in UK in 2015 - 9.9 million, Estimated cost for NHS to treat depression in 2007 - 1.7 billion, Monozygotic chances of both having depression - 46, Dizygotic chances of both having depression - 20, How many gene variations are linked to depression? - 17, Genetic Predisposition - Having a tendency to develop a particular behaviour due to genes, Diathesis Stress Model - A theory that people with a 'depression' gene could get depression when faced with stress, Serotonin - A neurotransmitter/chemical that helps control mood, Beck's Cognitive Triad - A set of cognitive thought patterns, they feel bad about themselves, the future and the world, Ellis ABC Model - People have irrational beliefs after an activating event and show negative emotional consequences, CBT - A form of treatment that helps patients change the way they think and act to improve mood, Neurotransmitters - Chemicals found in the nervous system that pass on messages, Examples of anti-depressants - SSRI's, SNRI's, MAOI's, TCA's, Placebo - An inactive substance or 'fake pill' , 5HTT Gene - The gene that produces serotonin, Participants used in Caspi's study - 847, Results of having two short genes in Caspi's study - More likely to report severe symptoms of depression when faced with stress, Results of having two long genes in Caspi's study - Less likely to have symptoms of depression when faced with stress,

Psychological Problems: Depression

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