WHAT CAUSES HAY FEVER AND ARE THERE ANY LIFESTYLE FACTORS THAT CAN CONTRIBUTE TO IT?

In people who do not suffer from hay fever, when a pollen enters their bodies their immune system recognises that there is no reason to start immune reaction because pollen is not a pathogen and can’t cause any major problem in the body. However, since the nature of the immune system of those who suffer from seasonal allergies is somewhat changed, and oversensitive, Read more