Stress and depression are widespread conditions that have a profound negative impact on the human body, both psychologically and medically. This article analyzes the concepts of stress and depression, their causes, effects on the body through psychophysiological mechanisms, as well as mental and somatic diseases that occur in the long term. The article is intended to be useful for specialists working in the fields of psychology, medicine and healthcare, students and the general public. The results of the study indicate the need to identify conditions associated with stress and depression, their prevention, and psychological and medical support for patients.

stress, depression, psychological health, physiological effects, psychosomatics, mental illnesses, cardiovascular diseases, immune system.

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