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Over the last few months, we’ve been told how important it is to wash our hands regularly – for at least 20 seconds – to protect against coronavirus. But with so many different soaps to choose from, how do we work out what’s best?

Dr Michelle Wong, a beauty blogger with a PhD in chemistry, explains why all soaps are effective against coronavirus and suggests ways people with sensitive skin can help prevent irritation.

Video by Jennifer Green.

(Image: Michelle Wong, soap background, Credit: Â鶹ԼÅÄ / Getty Images.)