Masks cut risk by 53%, distance by 25%, study review finds

Passengers wearing face masks on the Luas in  Dublin. A review of studies has claimed that when it comes to mask-wearing, "overall pooled analysis showed a 53% reduction in Covid-19 incidence".

Mask-wearing and social distancing offer protection against Covid-19, with masks reducing risks by 53%, a review of global studies has found.

The review, published in the British Medical Journal yesterday, found a 25% reduction in Covid incidence due to social distancing.