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  2. Immune response - Wikipedia

    en.wikipedia.org/wiki/Immune_response

    An immune response is a physiological reaction which occurs within an organism in the context of inflammation for the purpose of defending against exogenous factors. These include a wide variety of different toxins, viruses, intra- and extracellular bacteria, protozoa, helminths, and fungi which could cause serious problems to the health of the host organism if not cleared from the body.

  3. Inflammaging - Wikipedia

    en.wikipedia.org/wiki/Inflammaging

    Inflammaging is a significant risk factor in mortality and morbidity in aged individuals. [2] [3] [4] Inflammation is essential to protect against viral and bacterial infection, as well as noxious stimuli. It is an integral part of the healing process, though prolonged inflammation can be detrimental.

  4. Are You 60+? These Are Your Most Common Health Risks - AOL

    www.aol.com/most-common-health-issues-people...

    People over 60 face health concerns dramatically different than when they were younger. These important health issues need to be on all seniors' radar.

  5. Immune system - Wikipedia

    en.wikipedia.org/wiki/Immune_system

    The ability of the immune system to respond to pathogens is diminished in both the young and the elderly, with immune responses beginning to decline at around 50 years of age due to immunosenescence. [ 112 ] [ 113 ] In developed countries , obesity , alcoholism , and drug use are common causes of poor immune function, while malnutrition is the ...

  6. Aspiration pneumonia - Wikipedia

    en.wikipedia.org/wiki/Aspiration_pneumonia

    For individuals older than 75, the risk of pneumonia due to dysphagia is six times greater than those 65. [28] Owing to multiple factors, such as frailty, impaired efficacy of swallowing, decreased cough reflex and neurological complications, dysphagia can be considered as a geriatric syndrome. [ 29 ]

  7. Systemic inflammatory response syndrome - Wikipedia

    en.wikipedia.org/wiki/Systemic_inflammatory...

    In immunology, systemic inflammatory response syndrome (SIRS) is an inflammatory state affecting the whole body. [1] It is the body's response to an infectious or noninfectious insult . Although the definition of SIRS refers to it as an "inflammatory" response, it actually has pro- and anti-inflammatory components.

  8. Autoimmunity - Wikipedia

    en.wikipedia.org/wiki/Autoimmunity

    In immunology, autoimmunity is the system of immune responses of an organism against its own healthy cells, tissues and other normal body constituents. [1] [2] Any disease resulting from this type of immune response is termed an "autoimmune disease".

  9. Immunity (medicine) - Wikipedia

    en.wikipedia.org/wiki/Immunity_(medicine)

    A representation of the cholera epidemic of the 19th century. For thousands of years mankind has been intrigued with the causes of disease and the concept of immunity. The prehistoric view was that disease was caused by supernatural forces, and that illness was a form of theurgic punishment for "bad deeds" or "evil thoughts" visited upon the soul by the gods or by one's enemies. [8]