Biopsychosocial model of prevention of depression.

Introdution Depression is ranked third highest among disorders responsible for global disease burden. Preventive strategies are more cost effective than treatment alone. Depression is biological disease having serious psychological and social consequences comprehensive program based on biopsychsocial model can curtail its mortality and morbidity. Method Pubmed search was made to study about prevention of depression. Result Different studies suggested food, exercise relaxation and social support system to prevent depression. At biological level food is the first item. It should include omega 3, antioxidant, vitamin D3, B6, B12, folic acid, fiber. Foods with anti inflammatory effects too are recommended. Moderate exercise has biological effects mediated by endorphins. It is advised to avoid proinflammatory foods, refined sugar, smoking, and addiction. Whole some sexual life has anti anxiety and antidepressant effects. At psychological level high risk population is screened. Susceptible are taught cognitive restructuring and coping strategies for stress. At social level greater integration with family and friend can help the person. Disscussion Essential ingredients like omega 3 is derived from fish, nuts seed oils. Fruit and vegetable and beans are rich in antioxidant, vitamins and fiber. Healthy food maintains hippocampal volume, which gets shrunken by unhealthy food. Increased levels of homocystine due to inflammation can decrease monoamine neurotransmitters. Anti-inflammatory food include turmeric and garlic. Sex increase blood levels of oxytocin during arousal dopamine serotonin and endorphins at orgasm. Depression is less prevalent in peaceful societies. Conclusion Every effort should be made to prevent depression. [ABSTRACT FROM AUTHOR]