It's enough to put you off your lunch! Just 5% of us wash our hands for long enough to kill harmful germs

Just one in 20 people wash their hands for  long enough to kill harmful germs after visiting the toilet, a new study has  revealed.

Furthermore, a third do not use soap and 10  per cent do not wash their hands at all.

The research named and shamed men as  particularly bad at washing their hands correctly.

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