A condition when the body’s immune system overreacts to against infections is what we call as ‘allergies’. As well we know that the body’s immune system has important function to protect the body from unfriendly bacteria and viruses, and usually antibodies will be produced by the body’s natural defense system to fight those unfriendly bacteria and viruses.
-- You might also like to read about lupus skin rash and allergic reaction to mosquito bites, before continuing!
-- You might also like to read about lupus skin rash and allergic reaction to mosquito bites, before continuing!
But in the condition that familiar known as ‘allergic reaction’, overreaction of the natural defense system can occur to begin fighting certain harmless substances (like a certain medicine, pollen, or dust mites), which eventually can cause a runny nose, itchy eyes, allergic reaction rash, and even diarrhea, nausea, or trouble breathing!


