New symptoms. Key points about the flu in children. Influenza (flu) is a very contagious viral infection of the respiratory system. It causes a high fever, body aches, a cough, and other symptoms. Most children are ill with the flu for less than a week. But some children have a more serious illness and may need to be treated in the hospital.

Mar 9, 2018 · Flu symptoms in children usually start to occur around two days after exposure to the virus. These symptoms typically last five to seven days, though they can last up to two weeks.

Sep 5, 2024 · Flu can be more dangerous than the common cold for children. Children younger than 5 years old—especially those younger than 2—and children of any age with certain chronic health conditions, are at higher risk of developing potentially serious flu-related complications.

Dec 23, 2024 · Flu symptoms in children over 2 years include: How long does the flu last in kids? Miserable as it can be, most children bounce back from the flu in a week to 10 days. “Flu recovery takes longer than a cold because the virus puts a greater strain on your body,” notes Dr. Ma.

Dec 18, 2024 · Influenza symptoms of high fever and trouble breathing are just a few of the signs that it's time to worry about flu in a child, which can prove fatal. Many flu-related deaths aren't the direct result of the viral infection, but rather a complication of an existing illness like asthma.

It’s not always easy to tell if your child has the flu. The illness comes on fast and is more intense than a cold. Kids tend to feel worse during the first 2 or 3 days they're sick. Symptoms...

Some children may throw up (vomit) and have loose stools (diarrhea). After the first few days of these symptoms, a sore throat, stuffy nose, and continuing cough become most evident. The flu can last a week or even longer. A child with a common cold usually has only a low-grade fever, a runny nose, and only a small amount of coughing.

Usually signs of flu in babies, toddlers and big kids begin to show up between one and four days after infection. Knowing how to spot the symptoms early can help your child recover and alleviate symptoms faster.

What Are the Signs & Symptoms of the Flu? When people have the flu, they usually feel worse than they do with a cold. Most people start to feel sick about 2 days after they come in contact with the flu virus. They might have: Babies with the flu also may suddenly seem fussy or just "not look right." What Causes the Flu?

Mar 7, 2025 · The flu shot does not cause the flu and helps keep kids and parents from getting sick. Babies younger than 6 months can’t get the vaccine. But if their parents, other caregivers, and older kids in the household get it, that can help protect the baby. ... You should seek medical attention if your symptoms persist for more than 5 days or if you ...