Researchers have found that people who suffered from influenza were 70 per cent less likely to have acquired rhinoviruses or the common cold. For the study published in the journal Proceedings of the National Academy of Sciences samples from 44230 cases of acute respiratory illness in 36157 patients were tested for 11 types of respiratory viruses over nine years at National Academy of Sciences (NHS) Greater Glasgow and Clyde board in UK. One really striking pattern in our data is the decline in cases of the respiratory virus rhinovirus which is typically a mild common cold causing virus occurring during winter