Allergy Symptoms in Children: How to Know When It’s Something More

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Amanda Boardman

How to Recognize Seasonal Allergy Symptoms in Kids—and When to Seek Help

Spring is in the air—which means so are pollen, dust, and other allergens that can make your little one sniffle and sneeze. But how do you know if your child’s symptoms are due to allergies or something more concerning, like a cold, sinus infection, or even asthma? Here’s what parents should know about allergy symptoms in children and when it’s time to visit our office.

Female child blowing nose into a tissue

Common Allergy Symptoms in Children

Allergies occur when the immune system overreacts to substances like pollen, pet dander, mold, or dust mites. The most common allergy symptoms in children include:

  • Runny or stuffy nose
  • Sneezing
  • Itchy, watery eyes
  • Postnasal drip (which can cause a mild cough)
  • Itchy skin or rashes (in some cases)

Unlike colds, allergies do not cause fever or body aches. If your child has persistent symptoms that last for weeks or occur around the same time every year, allergies may be the culprit. Click HERE for the Allergy Symptom Checker from the Asthma & Allergy Foundation of America (AAFA)

Can Infants Have Seasonal Allergies?

It’s important to note that infants under one-year-old are unlikely to have seasonal allergies. Allergies develop after repeated exposure to allergens like pollen, and newborns simply haven’t been exposed long enough to develop an allergic response.

Important: If your infant has persistent congestion or other symptoms, it’s more likely due to a virus, irritation, or another cause. If you’re concerned, your primary care provider can help determine the best course of action.

Is It Allergies or a Cold?

Colds and allergies can look similar, but there are key differences:

SymptomAllergiesCold
FeverNoSometimes
Nasal dischargeClear, wateryThick, yellow/green
Itchy eyesCommonRare
DurationWeeks (seasonal or year-round)7-10 days
CoughMild (postnasal drip)More common, can be wet or dry

If your child develops a fever, thick mucus, or symptoms that worsen rather than staying consistent, they may have a virus or infection instead of allergies. For more information, visit the American Academy of Pediatrics (AAP) allergy information.

When to See a Doctor

While many allergy symptoms can be managed with over-the-counter antihistamines and avoiding triggers, schedule an appointment if:

  • Your child’s symptoms interfere with sleep, school, or daily activities.
  • Over-the-counter medications don’t provide relief.
  • Your child has trouble breathing, wheezing, or a persistent cough.
  • Symptoms include facial pain, fever, or thick nasal discharge lasting more than 10 days.
  • Your child develops hives, swelling, or difficulty breathing after exposure to a potential allergen.

Managing Your Child’s Allergies

If allergies are the issue, your primary care provider can determine the best course of action, which may include:

  • Allergy testing: We offer allergy testing at our clinic for children over 5! If you’re interested, talk to your provider about getting it set up.
  • Recommendations for prescription or over-the-counter antihistamines, nasal sprays, or eye drops.
  • Advice on avoiding allergens (dust, pollen, pet dander).
Tip: Keeping windows closed, using air filters, and showering after outdoor activities can significantly reduce allergy symptoms!

By identifying and managing allergy symptoms in children effectively, you can help your kids feel their best all year round!

If you have further concerns or need allergy testing, please contact our office today!

7900 FM 1826 Bldg. 1, #202 | Austin, TX 78737
Phone: (512) 288-9669

Austin Health Partners