Here's some advice from experts on how long to wash your hands

RPS president Ash Soni said: "We don't wash our hands often enough for long enough to get rid of the bacteria that can cause illnesses."

People need to spend 20 seconds washing their hands to fully get rid of germs, experts say.

The Royal Pharmaceutical Society (RPS) in England said washing your hands for 20 seconds - the time it takes to sing Happy Birthday twice - was the only sure way of getting rid of viruses and bacteria that can cause colds, flu, infections and upset stomachs.