One-third of Britons think flu is just a bad cold and on paper, there is not a lot to separate the two.
However, with flu the fever and muscle aches are far worse and symptoms come on much more quickly – hence the saying 'struck down by flu'. You could be having a normal morning and by teatime be laid up in bed with a fever running as high as 40°C.
The good news is that there are far fewer flu viruses – only three (type A, B & C, but with many different strains), compared to over 200 colds...
Check out some other cold related articles!