Hay fever, also known as allergic rhinitis, is an allergic reaction that occurs when the immune system overreacts to ...

Hay fever occurs when the body reacts to histamine, a substance released in response to allergens such as tree pollen and grass pollen ...

Every spring, nearly half of the UK population starts suffering from hay fever – far earlier than summer, like everyone assumes. Those affected are often left miserable on beautiful days when ...

Fast forward to the modern day and it's estimated around 13 million people in the UK are suffering from hay fever - and research suggests it could get worse. Here is a look at how pollen causes ...

That familiar tickle at the back of the throat means a season of coughs, sneezes and red puffy eyes is on the cards for around one in four hay fever sufferers - around 16 million people.

Why hay fever is worse this year - and what you can do about it This year is set to be a more severe one for some hay fever sufferers, but climate change could pose a longer term threat. Here we ...

He found 28 other patients suffering with the same symptoms, without explanation. He coined the term hay fever, but it wasn't until 1859 that scientist Charles Blackley, suffering from symptoms ...