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  2. 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 ...

  3. Mithridatism - Wikipedia

    en.wikipedia.org/wiki/Mithridatism

    Mithridatism is not effective against all types of poison. Immunity is generally only possible with biologically complex types which the immune system can respond to. Depending on the toxin, the practice can lead to the lethal accumulation of a poison in the body.

  4. Immunology - Wikipedia

    en.wikipedia.org/wiki/Immunology

    Immunology is a branch of biology and medicine [1] that covers the study of immune systems [2] in all organisms.. Immunology charts, measures, and contextualizes the physiological functioning of the immune system in states of both health and diseases; malfunctions of the immune system in immunological disorders (such as autoimmune diseases, hypersensitivities, [3] immune deficiency, [4] and ...

  5. Immunity (medicine) - Wikipedia

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

    Innate immunity, also known as native immunity, is a semi-specific and widely distributed form of immunity. It is defined as the first line of defense against pathogens, representing a critical systemic response to prevent infection and maintain homeostasis, contributing to the activation of an adaptive immune response. [ 4 ]

  6. 7 Things to Do When You Wake Up for a Stronger Immune ... - AOL

    www.aol.com/lifestyle/7-things-wake-stronger...

    Probiotics are great for immune health because they help maintain a balanced gut microbiome, which is a key player in immunity. Surprisingly, 70% to 80% of your immune cells reside in your gut.

  7. 5 Things to Avoid When You Have Alopecia Areata - AOL

    www.aol.com/lifestyle/5-things-avoid-alopecia...

    Alopecia areata is an immune response, meaning it’s caused by how your body defends itself against viruses, bacteria, and other foreign substances. Immune responses can be inflammatory, and some ...

  8. 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.

  9. Want to boost your immune system during the holidays? Make ...

    www.aol.com/news/keep-immune-system-healthy...

    The immune system is also implicated in some chronic diseases. Immunity is influenced by many factors, some of which are within our control. Getting recommended vaccines, for example, helps to ...