The task of immune cells mechanism is to catch alien organisms like bacteria and viruses and eliminate them. Generally, this reaction defends us from life-threatening health problems. Individuals with allergy reaction have particularly highly sensitive immune mechanisms that respond when it meet a specific harmless matters known as allergens. If individuals who are hypersensitised to ragweed pollen breathe in the allergens from air, symptoms will develop.
17 species or kinds of ragweed available in North America. Ragweed also lies within a bigger family known as Compositae. Different members of this family that circularize pollen by wind may produce some symptoms. They are burweed marsh elder, sage, and rabbit brush. A few family members circularize the pollen by insects instead of wind, and bring some allergy reactions. And sniffing those plants may induce symptoms.
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