Hay fever, also called allergic rhinitis, causes cold-like symptoms such as a runny nose, congestion, sneezing and sinus pressure. But unlike a cold, hay fever isn’t caused by a virus — it’s caused by an allergic response to indoor or outdoor airborne allergens, such as pollen, dust mites or pet dander. Some people have hay fever year-round. For others, hay fever gets worse at certain times of the year, usually in the spring, summer or fall. One of the most common allergic conditions, hay fever affects about one in five people.
For some people hay fever symptoms are a minor, temporary nuisance. But if your symptoms are more persistent, they can make you miserable and affect your performance at work, school or leisure activities. Finding the right hay fever treatment probably won’t completely eliminate your symptoms — but for most people, it makes a big difference.
Signs and symptoms of hay fever usually develop immediately after you’re exposed to specific allergy-causing substances (allergens) and can include: Continue reading About Hay Fever