Common Cold

The common cold is unlike any other human disease because of two f- tors: firstly, it is arguably the most common human disease and, secondly, it is one of the most complex diseases because of the number of viruses that cause the familiar syndrome of sneezing, sore throat, runny nose and nasal congestion. These two factors have made a ‘cure’ for the common cold one of the most difficult scientific and clinical endeavours (a topic often d- cussed in the popular media, where comparisons are made w