Officials issue health warnings before Arctic blast hits UK

Health officials have warned of the risks of exposure as temperatures plummet over the weekend and Britain faces the prospect of the coldest end to a winter in five years.Freezing air from Siberia is forecast to envelop the country next week, bringing significant and “disruptive” snowfall.The Arctic blast, nicknamed “the beast from the east”, will cause temperatures to drop below zero from Sunday night, with some areas experiencing lows of -8C (17.6F), and snow forecast t