This Season's Flu Shot: What Parents Need to Know

Flu season is right around the corner, and if you have kids, this is one of those "yes, it's worth doing" conversations. Last season was a rough one for children nationally, and it's a good reminder of why the flu vaccine deserves a spot on your fall to-do list right alongside pumpkin patch visits and hayrides.

Let's get to it: Who, What, When and, Why of the Flu Vaccine.

WHO should get vaccinated?

The recommendation is refreshingly simple: everyone 6 months of age and older, with no medical contraindications, should get a flu vaccine every year. That includes:

• Infants starting at 6 months

• Healthy kids and teens

• Kids with asthma, diabetes, heart conditions, or other chronic illnesses —

  these children are actually at higher risk of severe flu, making vaccination even more important

• Pregnant and breastfeeding people, since flu vaccination protects both mom and baby

• Every adult in the household, especially anyone caring for a baby too young to be vaccinated

• One important note for families: children with egg allergies — even severe ones — can safely receive any age-appropriate flu vaccine, with no special precautions needed beyond the standard observation given after any vaccine. That old advice about avoiding the flu shot due to egg allergy is outdated and no longer applies.

WHAT'S new or important this season?

A few things worth knowing as you head into your child's clinic visit:

• Coverage has been low. Only about half of children 6 months through 17 years got a flu vaccine last season, and last season was unusually severe for kids, with pediatric flu deaths reaching close to 200 nationally — a sobering reminder of how serious flu can be, even in otherwise healthy children.

• All flu vaccines this season are trivalent, meaning they protect against three strains of the virus (rather than the four included in past years), with the strain components updated based on what's expected to circulate.

• No product is preferred over another. Whether your child gets a shot or the nasal spray version (if eligible), what matters most is getting vaccinated — not which specific formulation you choose.

• Two doses for some kids. Children 8 years and younger getting a flu vaccine for the very first time need two doses spaced about a month apart. The second dose is to boost their immune system for better protection. Your pediatrician's office will let you know if this applies to your child.

• Timing: Aim to get your child vaccinated as soon as it's available at your pediatrician's office, ideally by the end of October, so their immune system has time to build protection before flu activity picks up.

You may also notice that this year, national vaccine guidance has come primarily from professional medical organizations like the AAP rather than federal health agencies as in past years. Regardless of the source, the underlying evidence supporting the safety and value of the flu vaccine for children hasn't changed — it remains one of the best-studied and safest routine vaccines we give.

WHY does it matter — what does flu actually do to kids?

It's easy to lump flu in with "just a bad cold," but influenza is a different animal, especially in young children. Possible complications include:

• Pneumonia and secondary bacterial infections — flu can damage the lining of the airways, opening the door for bacteria like Staph or Strep to cause a more serious, sometimes life-threatening infection on top of the flu itself

• Dehydration, from fever, poor feeding, and fatigue

• Worsening of chronic conditions like asthma or heart disease

• Febrile seizures, which can occur with the fevers flu often causes in young children

• Rare but serious complications, including encephalopathy (brain inflammation) and myocarditis (heart inflammation)

• In the most serious cases, hospitalization and death — flu sends tens of thousands of U.S. children to the hospital most years, and pediatric flu deaths are tracked and reported nationally every season

The vaccine isn't a perfect shield — a vaccinated child can still catch the flu — but vaccinated kids who do get sick tend to have milder illness and a much lower risk of hospitalization or death. That's the real value here: not perfect prevention, but meaningfully lower stakes if flu does come home.

A word on vaccine safety

I know flu shots (and vaccines generally) come with a lot of questions these days, so let's do some myth busting with a few plain facts:

• Flu vaccines have been given to hundreds of millions of people over decades and are among the most closely monitored vaccines we have.

• Thimerosal, a preservative once used in some multi-dose vaccine vials, has been extensively studied and is not linked to autism or neurological harm — AND it has now been removed from flu vaccine formulations altogether.

• The most common side effects are mild and short-lived: soreness at the injection site, low-grade fever, or fatigue for a day or two. Serious reactions are rare.

• The flu vaccine CANNOT give your child the flu — it either contains no live virus or, in the nasal spray version, a weakened form that isn't capable of causing flu illness in healthy children.

The bottom line

Six months and up, once a year, before flu season ramps up — that's the whole recommendation. It's one of the simplest, most well-studied ways to lower your child's risk of a miserable (or worse) few weeks this winter. Talk to your pediatrician about timing and which option makes sense for your child.

Works Cited

• American Academy of Pediatrics. "Recommendations for Prevention and Control of Influenza in Children, 2026–2027: Policy Statement." Pediatrics, 2026.

• American Academy of Pediatrics. "AAP (Influenza) Flu Prevention & Treatment Recommendations for 2026-27." HealthyChildren.org, 2026.

• Contemporary Pediatrics. "AAP updates 2026-2027 pediatric influenza vaccine and antiviral recommendations." 2026.

• CIDRAP, University of Minnesota. "Pediatrics group recommends flu vaccine for all children 6 months and older." 2026.

• Immunize.org. "Standing Orders for Administering Influenza Vaccine to Children and Adolescents." 2025.

• Illinois Chapter, American Academy of Pediatrics. "Flu Vaccine Recommendations." 2025.

• Centers for Disease Control and Prevention. Key Facts About Seasonal Flu Vaccine. cdc.gov.