RSV (Respiratory Syncytial Virus)
Respiratory Syncytial Virus, also known as RSV, is a highly contagious respiratory illness and the most common virus that can affect the lungs and airways.
RSV is the most common cause of lower respiratory tract illness in young children worldwide.
Most children will have at least one RSV infection by the age of two. Children are more likely to catch RSV between November and April when the virus is most active.