Kinesiology 1070A/B Lecture Notes - Lecture 7: Neuroinflammation, Cortisol, Twin

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Depression-who statistics: affect about 121 million people worldwide, 13% of americans experience major depression, approx. Core symptoms: depressed mood most of day, nearly every day, markedly diminished interest in pleasure in all, or almost all, activities most of the day, nearly every day. Other symptoms: feeling guilty, hopeless, and worthless, recurring suicidal thoughts, having trouble sleeping, either too much or too little, experiencing appetite/weight changes, trouble concentrating, feeling little energy or unexplained tiredness, agitation or slowing down of body movement. Causes of depression: combination of genetics, biological, and environmental, and personal factors at work, the brain, popular lore has it that emotions reside in the heart. Science tracks the seat of your emotions to the brain. Certain areas of the brain help regulate mood: researchers believe that specific brain chemicals, nerve cell connections, nerve cell growth, and the functioning of nerve circuits have a major impact on depression.

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