700 Children's® – A Blog by Pediatric Experts

Posts About Allergies & Asthma

Posted by: Irene Mikhail, MD on Aug 21, 2026

Hives – red bumps that can quickly overtake the entire skin – are extremely itchy and uncomfortable and can be alarming. However, most hives are not actually caused by an allergic reaction.

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Child blowing their nose into a tissue.
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What Kind of Stuff Clears up a Stuffy Nose?
A stuffy nose can make kids miserable, but there are simple ways to help them breathe easier. Learn which home remedies really work, why over-the-counter cold medicines aren’t recommended for young children, and when ongoing congestion could be a sign of allergies or another condition.
A close-up image of a brown tick with a small white spot on its back crawling across a green leaf. The detailed photograph highlights the insect commonly associated with alpha-gal syndrome and tick-borne illnesses.
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The Hidden Bite: Unpacking Alpha Gal Syndrome
Some tick bites can do more than spread infection—they can trigger a rare allergy to red meat called Alpha Gal syndrome. Learn the symptoms to watch for, why reactions happen hours after eating, when testing is helpful, and how to safely remove ticks and reduce your risk.

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Pediatric News You Can Use From America’s Largest Pediatric Hospital and Research Center

700 Children’s® features the most current pediatric health care information and research from our pediatric experts – physicians and specialists who have seen it all. Many of them are parents and bring a special understanding to what our patients and families experience. If you have a child – or care for a child – 700 Children’s was created especially for you.

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Latest Posts

Little girl outside blowing her nose into a tissue.

It's the Worst Pollen Season Ever!

Apr 03, 2026

Here are just a few tips to help reduce the misery you or your child may face this spring. Everyone with seasonal allergies should strive for the same goals: Sleep well at night, feel well during the day, and have limited restrictions on daily life. Read More

A variety of common allergenic foods are arranged on a table, including eggs, milk, peanuts, soybeans, shellfish, flour, and nuts. The assortment represents ingredients often associated with food allergy testing.

To Test or Not to Test: What is the Deal With Food Allergy Testing?

Mar 03, 2026

Wondering if your child needs food allergy testing “just to be sure”? Learn the difference between allergies, intolerances, and sensitivities, what tests can and can’t tell you, and when an allergist evaluation is most helpful.
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An adult helps a young girl adjust the straps on her backpack while they stand outdoors on a pathway. The girl is wearing a patterned dress and has a bow in her hair, while the adult is dressed in a skirt and short‑sleeved top. Trees and soft, out‑of‑focus lights line the background.

Peanut Allergy 101: Part One

Jan 26, 2026

Understanding peanut allergies can feel overwhelming. In Part One of our series, get clear, expert-backed basics to help you protect your child and navigate everyday life with peace of mind. Read More

A man kneels in front of a young girl outside a building, handing her a lunch container while she holds a water bottle. The girl is wearing a dress and a backpack, and the two appear to be having a brief exchange before she heads off.

Peanut Allergy 101: Part Two

Jan 26, 2026

Part Two of our Peanut Allergy 101 series offers clear, helpful guidance on treatment plans, avoiding exposure and supporting your child’s health in real-world situations. Read More

adult using inhaler on young girl

What is Allergy Induced Asthma?

Jan 09, 2026

For many people with asthma, spring can be a very challenging time of the year. Rapid changes in the weather and lingering upper respiratory viruses can both cause breathing difficulties. Read More

2 baseball players a catcher and hitter

Asthma Myth: Exercise/Sports

Jan 06, 2026

First published June 2013 Updated January 2026 Growing up in Pittsburgh, Pennsylvania, I had no choice but to become a raging Pittsburgh Steelers fan. Read More

A graphic with a blue and orange diagonal background featuring a smartphone in the center. On the phone screen is a blue butterfly icon above the text “3 Signs of Persistent Asthma in Kids.” At the top of the image, white text reads “Nationwide Children’s Hospital YouTube Short.”

3 Signs of Persistent Asthma in Kids

Jan 05, 2026

Not sure if your child’s breathing issues are more than just a cold? Learn three key signs that may point to persistent asthma—and when it’s time to see a board-certified allergist. Read More

Food Allergies On The Rise

Dec 19, 2025

First published June 2013 Updated December 2025 It happens at least once a week in my office. A parent or grandparent will ask "Why are there so many more children with peanut allergy these days?" This is typically followed by the statement, "When I was growing up, I didn't know anyone who had food Read More