Washing your hands is one of the easiest ways to protect yourself and others from illnesses such as food poisoning and flu.
Watch this video to find out the best way to wash your hands.
You should wash your hands for the amount of time it takes to sing "Happy Birthday" twice (around 20 seconds):
If you do not have immediate access to soap and water then use alcohol-based handrub if available.
You should wash your hands:
Washing your hands properly removes dirt, viruses and bacteria to stop them spreading to other people and objects, which can spread illnesses such as food poisoning, flu or diarrhoea.
It can help stop people picking up infections and spreading them to others.
It can also help stop spreading infections when you're visiting someone in hospital or another healthcare setting.
Page last reviewed: Fri Oct 2019 Next review due: Tue Oct 2022