You know that feeling...you can't breathe through your nose...yet somehow it's running.
Your throat is sore and your brain becomes a cloud of fog.
You've got no energy...and then the cough sets in.
You might just shrug off the dreaded common cold as, oh well, it's just a cold.
But is it? And when is it the far more serious and sometimes deadly cousin the flu?
Hunter Medical Research Institute virologist Associate Professor Nathan Bartlett speaks with Kia Handley