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Colder temperatures, especially in winter months, won’t cause a common cold. But they can weaken your immune system, and colder, drier air can help respiratory viruses thrive.
“This means you can ‘stack’ minor, otherwise inconsequential allergic reactions together with seasonal pollen and allergens that can cause an increase in allergy symptoms,” continues Dr ...
Cold urticaria (essentially meaning cold hives) is a disorder in which large red welts called hives (urticaria) form on the skin after exposure to a cold stimulus. [1] The hives are usually itchy and often the hands, feet and other parts of the body will become itchy and swollen as well.
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Skin allergies frequently cause rashes, or swelling and inflammation within the skin, in what is known as a "weal and flare" reaction characteristic of hives and angioedema. [ 29 ] With insect stings, a large local reaction may occur in the form of an area of skin redness greater than 10 cm in size that can last one to two days. [ 30 ]
Allergy testing may reveal the specific allergens to which an individual is sensitive. Skin testing is the most common method of allergy testing. [39] [failed verification] This may include a patch test to determine if a particular substance is causing the rhinitis, or an intradermal, scratch, or other test. Less commonly, the suspected ...
If you get spring allergies, the best time to take your allergy and to get your allergy management plan will be around Valentine’s Day, Feb. 14, experts say. But if you miss that date, that ...
Physical factors such as exercise (known as exercise-induced anaphylaxis) or temperature (either hot or cold) may also act as triggers through their direct effects on mast cells. [ 3 ] [ 22 ] [ 23 ] Events caused by exercise are frequently associated with cofactors such as the ingestion of certain foods [ 15 ] [ 24 ] or taking an NSAID . [ 24 ]