Rhinovirus, a group of viruses capable of causing common colds in human adults and children. They belong to the family Picornaviridae (see picornavirus). The virus is thought to be transmitted to the upper respiratory tract by airborne droplets. After an
In adults, oral zinc reduced duration of illness when high doses (at least 75 mg of elemental zinc per day) were used and when taken within 24 hours of onset of common cold symptoms. This was not seen in children. Zinc has been associated with faster resolution of nasal congestion, nasal...