Coronavirus restrictions in the U.K. will be eased over Christmas to allow as many as three households to meet indoors.

President-elect Joe Biden said his transition team will not be “so far behind the curve” now that the Trump administration has begun cooperating on the fight against the coronavirus and providing access to intelligence reports after a three-week delay.

President-elect Joe Biden said Tuesday that his staff had spoken to Anthony Fauci, the country’s top infectious disease expert, one day after President Donald Trump’s administration agreed to participate in the presidential transition.

StemGenex Medical Group lost its bid to reverse a district court order granting class status to plaintiffs claiming the stem cell clinic misrepresented patient satisfaction ratings to customers, according to an unpublished Ninth Circuit decision Tuesday.

Federal health officials are working on guidance to shorten the recommended 14-day quarantine period following a potential exposure to Covid-19, the top U.S. virus-testing official said.

The dose of AstraZeneca Plc’s Covid vaccine that showed the highest level of effectiveness was tested in a younger population than a bigger dose that showed less efficacy, according to the head of the U.S. Operation Warp Speed program.