Via The Guardian: Lockdowns and face masks ‘unequivocally’ cut spread of Covid, report finds. Excerpt:

Measures taken during the Covid pandemic such as social distancing and wearing face masks “unequivocally” reduced the spread of infections, a report has found.

Experts looked at the effectiveness of non-pharmaceutical interventions (NPIs) – not drugs or vaccines – when applied in packages that combine a number of measures that complement one another.