Tag: Chronic Stress

Chronic stress-induced immune dysregulation in cancer: implications for initiation, progression, metastasis, and treatment

This comprehensive review explores how chronic psychological stress disrupts immune regulation, thereby influencing cancer initiation, progression, metastasis, and therapeutic resistance. Chronic stress activates the hypothalamic-pituitary-adrenal (HPA) axis and sympathetic nervous system, leading to elevated levels of glucocorticoids and catecholamines. These hormonal changes impair immune surveillance by promoting the expansion of

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Increase of oxidation and inflammation in nervous and immune systems with aging and anxiety

This 2014 review examines the interplay between oxidative stress, inflammation, aging, and anxiety. It highlights that aging is associated with increased oxidative and inflammatory markers, particularly affecting the nervous and immune systems. The study discusses how anxiety can exacerbate these effects, leading to premature immunosenescence and reduced lifespan. Using a

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