UK coronavirus cases have been dropping dramatically over the last week. Vaccines aren't the only reason why.

The UK economy officially reopened on July 19.
Andrew Milligan - PA Images / Getty
The UK's daily coronavirus cases dropped to 25,000 on Monday after a recent peak of nearly 55,000 on July 17.
Experts think a combination of warm weather and fewer public gatherings may have helped.
The UK's promising trajectory may bode well for the US, where cases are surging.
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The UK's daily coronavirus cases are falling almost quickly as they rose earlier this summe