Some parents may feel it's better to delay their children's vaccines instead of following the officially recommended schedule. But that could present more risks from side effects.

A urinary tract infection in a child can become very serious if not treated. Those who repeatedly experienced UTIs with a fever may have an underlying condition.

No vaccine is completely effective, so it's helpful to understand how effective different vaccines are when people decide whether to get vaccinated. Until now, there has been little information about the flu vaccine's effectiveness for children.

Vaccinations can offer protection that prevents disease and saves lives. For HIV-infected patients, this protection may not last as long.

Measles is no longer a widespread issue in the US, but that doesn't mean infections and outbreaks can't occur, as one US state is currently seeing.

Most of the press around the start of flu season focuses on high-risk groups, such as children, the elderly, pregnant women and those working in healthcare. But others are at risk too.

It's easy to forget how horrible many childhood diseases were before vaccines were introduced. And it's even easier to forget how much those diseases cost families and society.

The flu vaccine is not perfect, but it has been shown to reduce a person's risk of getting the flu. For children in particular, this can mean avoiding the hospital.

It makes sense that the vaccine designed to protect kids against measles, mumps and rubella does just that. But it may do even more.

Doctors recommend annual flu shots to help patients stay healthy during flu season. New research suggests that the flu vaccine also might help prevent stroke.