There is mounting evidence that washing our hands regularly can protect against viruses, so why don't we do it enough? And now that the cold and flu season is in full swing, The World Health Organisation estimates that 80% of all virus infections worldwide are caused by poor hygiene. The biggest concern is inadequate hand washing. We are in conversation with Advanced Life Support Paramedic,  Jody Miles as we take a look at which practices work, and how can you strike a balance between careful and obsessive?