Why Do Mosquito Bites Itch So Bad?
The human soundbox has an amazing defense mechanism which response directly to any foreign eubstance . A alteration of result let go of chemicals to set on the invading microorganisms make the disease . Histamine is a chemical and neurotransmitter which is released by white rip cells , basophils and mast cell . In reaction to the foreign body , histamine is publish which increases the permeability of the rip capillary ....