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A new observational study by Vanderbilt University Medical Center researchers has found that RSV infection in the first year of life is associated with a significantly increased risk of asthma in children. The study, the first to look at the effects of RSV infections of all different severities on childhood asthma risk at a population level, was published in the journal The Lancet.
Severe respiratory syncytial virus (RSV) infection has long been associated with the onset of childhood wheezing diseases, but the relationship between RSV infection during infancy and the development of childhood asthma has remained unclear.