Long COVID in Children: United States, 2022.

While most individuals who contract COVID-19 feel better within a few weeks, others have new, returning, or ongoing symptoms that they did not have before COVID-19, which is often referred to as Long COVID (1). This report describes the percentage of children ages 0-17 years who ever had Long COVID or had Long COVID at the time of interview (currently have Long COVID) based on parent-reported data from the 2022 National Health Interview Survey (NHIS). Long COVID was defined as the presence of symptoms for at least 3 months after having COVID-19 among those who received either a positive test or a doctor's diagnosis of COVID-19.