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This is likely to mean immunity levels decline and raises the risk of reinfection, researchers say.
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More than 50 Tory MPs call for a "clear road map" out of lockdown restrictions for northern England.
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Timothy Brehmer, who worked for Dorset Police, strangled Claire Parry but says it was an accident.
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The Hollywood star said sister Deondra, who was 36, "is in heaven now dancing with her wings on".
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The film initially caused outrage - but now the tourism board sees it as the perfect marketing tool.
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A police officer tells an inquiry into child sexual abuse the home in Leicester was a "hell-hole".
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Masks must be worn in all public areas and bars and restaurants should close overnight, officials say.
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Donald Trump hails her as a "mother of school-age children", but others see her lack of experience.
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The publisher Bloomsbury, best known for the Harry Potter titles, has seen profits rocket since March.
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Covid testing pilot projects are launched in universities - as plans begin to get students home at Christmas.
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The Twitter account @UKWoolworths, which now has more than 4,000 followers, misspelled the shop's name.
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The viral image has raised questions about the conservation impact on the animal native to Indonesia.
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One shop worker tells us he wants to find a new job because of customers who don't wear masks.
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Doctors say Covid-19 is now rampant in the refugee camps of Idlib, north-west Syria.
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Hundreds of dolphins beach each year, but this US team has dramatically improved survival rates
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A new mural in east London is four storeys high, created with more than 200 flowers.
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A tale of two sports, two black pioneers and two very different outcomes.
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Nasa has announced it's found an abundance of water on the Moon. But what else is up there?
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Figures show reported transphobic hate crimes almost trebling in London in the past nine years.
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The star says social media sites need to "change their practices" after having suicidal thoughts.
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Big parties and sharing sweets may be out, but that doesn't mean Halloween is cancelled altogether.
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The government is facing increased pressure to provide free school meals over the holidays.
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A Chinese rocket scientist helped two superpowers reach the moon, but his story is remembered in only one of them.
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After losing its initial grip on Covid, Australia is again being hailed as a global success story.
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Kim Kyeong Yeon developed his virus-destroying machine after his child injured herself.
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Many conservative Americans believe Facebook and Twitter are biased against them, despite denials.
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The Lathums were meant to be supporting Paul Weller this year - instead they're playing in a circus.
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England captain Sarah Hunter is ruled out of Sunday's Women's Six Nations game against Italy with a hamstring injury, as the champions seek a second successive Grand Slam.
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Football clubs will be required to meet a recruitment diversity target of 15% in new executive jobs and 25% in coaching roles under a voluntary code.
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Tottenham striker Harry Kane says "we can do something special" as his brilliant partnership with Son Heung-min earns a 1-0 win over Burnley.
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FC Midtjylland and Brentford have been the poster boys for data-driven football and now the Danish side hope their approach can upset the odds against Liverpool.
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Premier League fans boycotting pay-per-view games raise almost £300,000 for charity - but the controversial TV scheme is set to continue.
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As England prepare to face world champions New Zealand in Hamilton, BBC Sport speaks to co-captain Laura Malcolm on how they have navigated "challenging" preparations.
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Scunthorpe's next three League Two fixtures are postponed because of positive Covid-19 cases at the club.
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Will Trump’s promise to build a wall along the Mexico border help or hinder his attempt to win four more years?
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The huge number voting this way injects massive uncertainty into the White House race.
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With presidential candidates spending billions of dollars to win, the world's most powerful job doesn't come cheap.
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An in-depth look at the polls and what they can and can’t tell us about who will win the White House.
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Donald Trump made voters a number of promises before they elected him. But has he kept his word?
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After four ragged years, the relationship is unlikely to improve no matter who sits in the White House.
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If you’re looking for a refresher or trying to understand it for the first time, this guide will help.
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Use our search tool to find out about coronavirus rules and restrictions where you live.
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What restrictions are being put in place in Europe to control new coronavirus outbreaks?
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We answer some of your questions about the rapidly changing rules and restrictions in the UK.
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Where can I go and what can I do on a holiday in the UK?
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What are the tests for coronavirus, who are they for and how do they work?