Respiratory Syncytial Virus (RSV)
Respiratory Syncytial Virus (RSV) is one of the common viruses that cause coughs and colds in winter.
It usually causes a mild respiratory infection in adults and children, but it can be severe in infants who are at increased risk of acute lower respiratory tract infection.
RSV is the most common cause of bronchiolitis in children aged under 2 years.
The Public Health Agency has produced a number of resources on RSV: