RSV (Respiratory Syncytial Virus) is a common virus that affects the lungs or respiratory tract. In adults and children, RSV can be quite serious, especially if you have a pre-existing lung condition or are immunocompromised. In fact, RSV can be life-threatening in young children and people with weakened immune systems. If you or your child has been around someone who has RSV and is showing symptoms of it – including a persistent runny nose or cough ...
