Daily Archives: December 24, 2014
Hay fever or seasonal allergic rhinitis is an allergic reaction to pollen. Earlier in the move was the term “hay fever”. This name we owe to the British physician John Bostock, who in 1819 made the first official message about this disease and linked it with hay.
Later it became clear that the cause of the development of seasonal allergies is pollen verrassend plants. Small particles of pollen can easily penetrate into the respiratory tract, causing the body to react. Contrary to popular belief, poplar fluff does not cause allergies – it’s too big, the fetus and not the pollen of poplar. Pooh is posted during the flowering of many grass plants, the pollen of which is the allergen. But as poplar fluff easy to spot, he is considered the culprit seasonal rhinitis in may-June.
An Allergy is a reaction of the immune system to normally harmless substances. After contact with the allergen in the body starts a chain of biochemical reactions – immune system rushes to fight the enemy, resulting in cells released from histamine, which causes the appearance of symptoms. Continue reading