Different types of asthma and hay fever

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There are two main types of asthma. Firstly, allergic asthma, and 9 out of 10 asthma sufferers fall into this group. This means that you or someone in your family is allergic to one or more common allergens.

The second type of non-allergic asthma, or internal asthma, doctors do not really know the causes because there is no history of the disease in your family, and you do not seem to be allergic to something.

In both cases, asthma can be mild, moderate or severe, and if it has been going for a long time and it is chronic. Then it is brittle asthma, which is very rare, where you may have a sudden, usually brought on by allergies, which comes out of the blue and is difficult to control. Finally, it is night time or nocturnal asthma.

Does this have something to do with hay fever? Every year during the flowering period hayfever affects tens of millions of people. At the height of hay fever season up to a third of us will show a positive reaction to the skin test with an extract of pollen.

hay fever or to give it a specific name, seasonal allergic rhinitis, is not caused by hay, nor is it cause fever. It’s allergy air pollen from trees, grasses, plants and mold spores.

Some people are allergic to just one or two types of pollen, others are vulnerable to several. In the southern hemisphere, grasses and trees are the main causes hay fever. Allergic rhinitis generally characterized by sneezing and runny or stuffy nose, often accompanied by itchy, watery eyes.

Sufferers can find unattractive, grumpy, tired, run down and unable to concentrate. It prevents many people to enjoy a good meal, and constant sniff and sneeze take the pleasure of kissing. It may even put the dampers on sex.

can develop hay fever at any age, but it usually makes its appearance between 8 and 20, and rarely after 40. Men are more likely to have hay fever than women and contrary to popular belief, it seems to common in towns and cities than in the countryside.

Hay fever rates have quadrupled in the last 20 years, despite falling pollen counts in connection with the decline of grassland. Scientists say that the vehicle exhaust pollution sensitizing the airways of hay fever sufferers, making them more prone to allergies.

protein in pollen grains are washed off and stick to particles in polluted air, because they are so small, are breathed deep into the lungs.

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