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When a person has too many illnesses or they have a difficult time recovering from an illness, you might want… English Transcript Allergist Niraj Patel, MD: You should see an immunologist when an individual has frequent or recurrent illnesses. When a person has too…

Now is the moment to come together to support healthcare for every person in our country with allergic and immunologic… WASHINGTON, DC, May 27, 2026 — Leaders from the National Medical Association (NMA) Allergy, Asthma and Immunology (AAI) Section, the American Academy of Allergy, Asthma…

A sunscreen allergy is when you're allergic to some component within the sunscreen. An allergist can help you determine which… English Transcript Allergist Marcello Aquino, MD: A sunscreen allergy is when you're allergic to some component within the sunscreen. So, it can be some…

Welcome to the ACAAI Clinical Trial Resources While the ACAAI does not endorse these trials, we do encourage clinicians and… Welcome to the ACAAI Clinical Trial Resources While the ACAAI does not endorse these trials, we do encourage clinicians and their patients to partake in…

An allergy occurs when your body’s natural defenses overreact to exposure to a particular substance, treating it as an invader… Overview Millions of Americans have an allergy of some kind. You probably know one of those people or are one yourself. Almost 6% of U.S.…

We are at risk for chlorine exposure in our day-to-day cleaning products at home, but patients who are swimmers may… English Transcript Allergist Selina Gierer, DO: Chlorine is actually an irritant to the skin. It would be very rare for a patient to have…

Asthma-COPD Overlap Syndrome (ACOS) is when you have both diseases. Each condition must be treated.… Overview What Is Asthma? Asthma is a long-term disease that makes it hard to breathe. It is very common among children and adults. Asthma can cause your airways to become…

Anaphylaxis may be a little bit different to pick up on, to recognize because infants and toddlers can't talk.… English Transcript Allergist Michael Pistiner, MD: Yeah, it does. Anaphylaxis in an infant or a toddler, an infant is a kid less than age one.…

If the symptoms are very frequent and last for more than several days, it's likely to be allergies. It can… English Transcript Allergist Vivian Hernandez-Trujillo, MD: If the symptoms are very frequent and last for more than several days, it's likely to be allergies.…

Alrededor del 10 % de las personas en Estados Unidos creen tener alergia a la penicilina, pero menos del 10… ¿Qué es una alergia a la penicilina? La penicilina es uno de los antibióticos más populares del mundo. Fue descubierta en 1928 por el científico…

Información acerca del asma Esta hoja informativa explica cómo controlar los síntomas del asma para vivir una vida activa y… Información acerca del asma Esta hoja informativa explica cómo controlar los síntomas del asma para vivir una vida activa y saludable. Información fundamental acerca de…

About 10% of people in the US believe they have a penicillin allergy, but fewer than 10% of those people… What Is a Penicillin Allergy? Penicillin is one of the most popular antibiotic drugs in the world. It was discovered in 1928 by scientist Alexander…

May is Asthma and Allergy Awareness Month, a perfect time to remind people what it looks and feels like when… ARLINGTON HEIGHTS, Ill. (April 15, 2026) – If you are someone with asthma, you know it can be a daily battle to keep your symptoms…

If you develop a rash, hives or difficulty breathing after taking certain medications, you may have a drug allergy.… OverviewAs with other allergic reactions, these symptoms can occur when your body’s immune system becomes sensitized to a substance in the medication, perceives it as a…

If your nose gets stuffy or begins to run after eating meat, or you become nauseated or develop a rash,… Overview Did you know that a bite from the Lone Star tick can trigger a meat allergy in some people? A growing number of people…

If your nose gets stuffy or begins to run after eating meat, or you become nauseated or develop a rash,… Resumen ¿Sabía que la picadura de la garrapata estrella solitaria puede desencadenar una alergia a la carne en algunas personas? Un número creciente de personas…

There's a strong genetic component to having allergies. If you have a parent who has nasal allergies, you're about 50%… English Transcript Allergist Kathleen May, MD: Well, we know there's a strong genetic component to having allergies. So, if you have a parent who…

The ACAAI is a professional medical organization of more than 6,500 allergists-immunologists and allied health professionals.… Members live and practice throughout the United States and internationally. The College fosters a culture of collaboration and congeniality in which its members work together, and with others, toward…

The first-line treatment for anaphylaxis is epinephrine (adrenaline).… OverviewA food allergy reaction can cause symptoms that range from mild to life-threatening. In the United States, food allergy is the leading cause of severe, life-threatening allergic reactions (anaphylaxis) outside the hospital setting. People who have previously experienced only…

"How is it possible that my allergies are getting worse with each year?" We've found that that's actually true.… English Transcript Allergist Jonathan Olsen, MD: I have quite a few patients that come in and they feel like they're losing their mind. They're like,…