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Allergies are a common condition that affects people of all ages. They are caused by the body’s immune system overreacting to a foreign substance, called an allergen.

The exact cause of allergies is not fully understood, but it is thought to be a combination of genetics and environmental factors.

Genetics: People who have a family history of allergies are more likely to develop allergies themselves. This is because they have inherited genes that make them more susceptible to allergies.

Environmental factors: Environmental factors that can trigger allergies include pollen, dust mites, pet dander, mold, and certain foods.

When someone with allergies comes into contact with an allergen, their immune system releases antibodies called immunoglobulin E (IgE). These antibodies attach to the allergen and trigger the release of histamine and other chemicals. These chemicals cause the symptoms of allergies, such as sneezing, runny nose, itchy eyes, and hives.

There is no cure for allergies, but there are treatments that can help to manage the symptoms. These treatments include over-the-counter medications, such as antihistamines and decongestants; prescription medications, such as allergy shots; and avoidance of allergens.

If you think you or your child may have allergies, it is important to see a doctor for diagnosis and treatment.

Here are some additional things to know about allergies:

• Allergies can be mild or severe.
• Allergies can develop at any age, but they are most common in children.
• Allergies can go away on their own, but they can also last for a lifetime.
• There are many different types of allergies, including allergies to pollen, dust mites, pet dander, mold, food, and insect stings.

If you have allergies, it is important to take steps to manage your symptoms and prevent them from getting worse. These steps may include:

• Avoiding allergens: This is the most effective way to manage allergies.
• Taking medications: Over-the-counter medications, such as antihistamines and decongestants, can help to relieve the symptoms of allergies. Prescription medications, such as allergy shots, can help to prevent allergies from developing or getting worse.
• Getting allergy testing: Allergy testing can help you to identify the allergens that you are allergic to. This information can help you to avoid these allergens and prevent your symptoms from getting worse.

If you have allergies, it is important to talk to your doctor about the best way to manage your symptoms.