What are Seasonal Allergies?A seasonal allergy is an allergic reaction to a trigger that is typically only present for part of the year, such as spring or fall. This type of allergy refers to a pollen allergy, such as trees, weeds and grasses. Perennial allergies, on the other hand, are usually present year-round, and include allergens such as pet dander and house dust mite. Molds can be a seasonal or perennial allergy trigger.
Seasonal allergies are also often referred to as hay fever. Learn all you've ever wanted to know (and more) about hay fever.
Learn about the ways to tell the difference between a cold and seasonal allergies.allergic reaction. Symptoms may include allergic rhinitis (hay fever), allergic conjunctivitis (eye allergies) and allergic asthma.
Pollens that are spread by the wind are usually the main cause of seasonal allergies, while pollens that rely on insects (such as the honeybee) to be carried to other plants do not. Most plants with bright, vibrant flowers (such as roses) are insect-pollinated and do not generally cause seasonal allergies since the pollen is not usually present in the air.
Pollen can travel long distances and the levels in the air can vary from day to day. The pollen level can be quite different in various areas of a particular city or region. Levels of pollen tend to be highest from early morning to mid-morning, from 5AM to 10AM. Avoidance of pollen can be difficult, but is theoretically possible.
In certain areas of the world, some weeds will also pollinate in the springtime.hives in people who are allergic to grass pollen; this is called contact urticaria.
Grasses can be divided into two major classes -- northern and southern grasses. Northern grasses are common in colder climates, and include timothy, rye, orchard, sweet vernal, red top, and blue grasses. Southern grasses are present in warmer climates, with Bermuda grass being the major grass in this category.
Learn about all of the ways that grass can cause seasonal allergies.
Find out the pollen counts and types of pollen currently found in your local area.allergist can help determine if you have seasonal allergies, and the types of pollen to which you are allergic. This is accomplished through allergy testing, which typically involves skin testing or a blood test (RAST). Allergy testing can be helpful in predicting the times of the year that you are likely to experience allergy symptoms, and is needed if you are interesting in taking allergy shots. avoidance of pet dander and dust mites, it is more difficult to avoid exposure to pollen, since it is present in the outdoor air. Here are some tips to minimize pollen exposure:
- Keep windows closed prevent pollen from drifting into your home.
- Minimize early morning activity when pollen is usually emitted -- between 5-10 a.m.
- Keep your car windows closed when traveling.
- Stay indoors when the pollen count is reported to be high, and on windy days when pollen may be present in higher amounts in the air.
- Take a vacation during the height of the pollen season to a more pollen-free area, such as the beach or sea.
- Avoid mowing the lawn and freshly cut grass.
- Machine-dry bedding and clothing. Pollen may collect in laundry if it is hung outside to dry.
Share your story (and read other people's tricks) on how you're coping with your seasonal allergies.
American Academy of Allergy, Asthma and Immunology. Accessed November 26, 2010. http://www.aaaai.org/patients/publicedmat/tips/outdoorallergens.stm
DISCLAIMER: The information contained in this site is for educational purposes only, and should not be used as a substitute for personal care by a licensed physician. Please see your physician for diagnosis and treatment of any concerning symptoms or medical condition.