China is facing a rise in respiratory infections, notably from rhinovirus and human metapneumovirus (HMPV), particularly in children under 14. Health experts warn against the indiscriminate use of antiviral drugs due to risks of health issues and drug resistance. HMPV, lacking a vaccine, manifests symptoms akin to the common cold and can cause serious respiratory conditions.China is facing a rise in respiratory infections, notably from rhinovirus and human metapneumovirus (HMPV), particularly in children under 14. Health experts warn against the indiscriminate use of antiviral drugs due to risks of health issues and drug resistance. HMPV, lacking a vaccine, manifests symptoms akin to the common cold and can cause serious respiratory conditions.