There are different types of hay fever; and its symptoms may vary from one hay fever to another.
Types of hay fever:
The most common type of hay fever is seasonal hay fever, or pollen allergy. pollen, grasses, and tree pollen are the most common allergens that affect people in the U.S. each year. Other examples of commonly occurring allergens include:
· Rose, pine, orchards, and weeds.
· Dust mites.
· Excessive exposure to soil fungi.
· Foods such as nuts, beans, corn, and sunflower seeds.
· flock Insects such as dust mites, caterpillars and white-tailed insects.
· Animal sources such as dog itch, horse sickness and chicken scraps.
· Prescription drugs, because they contain a drug-like chemical that induces a person’s immune system to release histamine.
Symptoms:
Excessive and repeated inhalation of fresh pollen, grass, and tree pollen.
Gustatory symptoms (hay stinks).
Breathing complications and wheezing.
Sneezing, also caused by exposure to allergens.
Postherpetic neuralgia ( Neuralgia refers to pain that occurs after a stimulant or allergic reaction has occurred).
Anaphylaxis.
Emergency.
Recurrent, unexpected attacks.
Fever, vomiting, diarrhea, or significant bleeding.
How hay fever causes:
For those of you who think that hay fever causes have something to do with the weather, you may be interested to know that more than 50,000 people die each year from colds in the winter. When you get sick, you’re more susceptible to other illnesses. For instance, hay fever is more common in areas that experience colds more frequently. hay fever symptoms may be what causes your immune system to respond so quickly to your cold or flu, and this may be what causes you to get the strep throat or other infections that can make you very ill.

A few other causes of hay fever are:
· itiative. People who are around cigarette smoke or who are exposed to smog have a higher chance of getting hay fever.
· Infection is another cause of hay fever. Once you get a bug, it can stay on your skin for as long as 7 days.
· Infection inside the nose and throat is called sinusitis. Once you have a sinus infection, you can also get hay fever. That’s why checkups are so important after you get a sinus infection.
For treatment, your doctor will have to do tests to determine which type of hay fever you have.
Walteroconjunctivitis:This is caused by bacteria, not sunlight. It can cause contact lens irritation. You should always protect your lenses while having a cold or flu instead of using the lenses before going to bed.
Excessive uric acid:If you’re really irritated, you can have inflammation and swelling of your eyes, too. This is called gyrate intolerance. You should see your doctor, if you experience increased gyrate intolerance.
Diagnosis:To confirm the diagnosis of your hay fever, your doctor will perform a physical examination, and he or she may palpate (press) the areas at the 12th and 14th vertias for palpable signs of puffiness, excess discharge of fluid or mucus, and thumping. If these measures are taken, then you may be suffering from eczema.
Treatment:Everyone with hay fever needs to consult a doctor. There are medications that can be used to relieve the symptoms of hay fever. Physicians may offer a topical antihistamine drug to relieve dry eyes and eyelid dryness. Calamine lotion or eyes often respond positively to local treatment.