Depression (mood)  From Wikipedia, the free encyclopedia
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Lifestyle factors that may play a role in depressed moods
include irregular sleep, poor diet, and lack of exercise.[3]
Life events[edit]  Life events and changes that may precipitate
depressed mood include childbirth, menopause, financial
difficulties, job problems, a medical diagnosis (cancer, HIV,
etc.), bullying, loss of a loved one, natural disasters, social
isolation, relationship troubles, separation, and catastrophic
injury.[4][5]  Medical treatments[edit]   Non-psychiatric
illnesses[edit]  Depressed mood can be the result of a number of
infectious diseases, neurological conditions [6] and
physiological problems including hypoandrogenism (in men),
Addison's disease, Lyme disease, multiple sclerosis, chronic
pain, stroke,[7] diabetes,[8] cancer,[9] sleep apnea, and
disturbed circadian rhythm. It is often one of the early
symptoms of hypothyroidism (reduced activity of the thyroid glan