By Ethan Covey
Cocirculation of human metapneumovirus (hMPV) and respiratory syncytial virus (RSV) has been minimal in recent years, partly due to changes in RSV seasonality, which have been observed since the COVID-19 pandemic.
RSV and hMPV are both members of the Pneumoviridae family and cause illnesses that exhibit similar symptoms. While vaccines and monoclonal antibody products are available in the United States to protect against severe RSV disease, no therapies or vaccines are available