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- Allergies - Symptoms and causes - Mayo Clinic
Symptoms Allergy symptoms depend on what allergen is involved The symptoms can affect the airways, sinuses and nasal passages, skin, and digestive system Allergic reactions can range from mild to severe Sometimes, allergies can trigger a life-threatening reaction known as anaphylaxis Hay fever, also called allergic rhinitis, can cause
- Allergies - Diagnosis and treatment - Mayo Clinic
Allergy symptoms can range from mild to severe, even life-threatening Find out what treatments and prevention tips can help
- Seasonal allergies: Nip them in the bud - Mayo Clinic
Seasonal allergy signs and symptoms can flare up when there's a lot of pollen in the air These steps can help you reduce your exposure: Check your local TV or radio station, your local newspaper, or the internet for pollen forecasts and current pollen levels If high pollen counts are forecasted, start taking allergy medications before your symptoms start Close doors and windows at night if
- Drug allergy - Symptoms and causes - Mayo Clinic
Overview A drug allergy is the reaction of the immune system to a medicine Any medicine — over-the-counter, prescription or herbal — can trigger a drug allergy However, a drug allergy is more likely with certain medicines The most common symptoms of drug allergy are hives, rash and fever But a drug allergy also may cause serious reactions This includes a severe, life-threatening
- Cold or allergy: Which is it? - Mayo Clinic
You can tell the difference between a cold and a seasonal allergy by key symptoms and how regularly symptoms appear Colds are caused by your immune system's response when you catch a virus Seasonal allergies are triggered by your immune system's response to allergens, such as pollen Some symptoms
- Hay fever - Symptoms and causes - Mayo Clinic
Overview Hay fever, also called allergic rhinitis, causes cold-like symptoms These may include a runny nose, itchy eyes, congestion, sneezing and sinus pressure But unlike a cold, hay fever isn't caused by a virus Hay fever is caused by an allergic response to a harmless outdoor or indoor substance the body identifies as harmful (allergen)
- Mold allergy - Symptoms causes - Mayo Clinic
Mold allergy and asthma If you have a mold allergy and asthma, your asthma symptoms can be triggered by exposure to mold spores In some people, exposure to certain molds can cause a severe asthma attack Symptoms of asthma include: Coughing Wheezing Shortness of breath Chest tightness
- Milk allergy - Symptoms causes - Mayo Clinic
Milk allergy is an atypical immune system response to milk and products containing milk It's one of the most common food allergies in children Cow's milk is the usual cause of milk allergy, but milk from sheep, goats, buffalo and other mammals also can cause a reaction An allergic reaction usually happens soon after you or your child consumes milk Symptoms of milk allergy range from mild
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