| | The U.S. Justice Department on Monday asked a federal appeals court to allow the Biden administration to resume enforcing a federal employee vaccine mandate that had been blocked by a lower-court judge in January. | | | The following is a summary of some recent studies on COVID-19. They include research that warrants further study to corroborate the findings and that has yet to be certified by peer review. | | | Ontario is in the sixth wave of the COVID-19 pandemic driven by the highly transmissible BA.2 sub-variant of the Omicron coronavirus and hospitalizations are likely to rise over the coming weeks, the most populous Canadian province's top doctor said on Monday. | | | The Biden administration faces an April 18 deadline on whether to extend or end a mandate requiring travelers to wear masks on airplanes, trains and in transit hubs. | | | French health authorities said on Monday the number of patients hospitalised for COVID-19 over the past 24 hours jumped by 579 to 24,205, the highest level since March 1, as new cases are picking up again. | | | Around three million COVID-19 vaccine doses are expected to expire in Germany by the end of June, a spokesperson for the health ministry said on Monday, as supply outstrips demand because a declining number of people are being vaccinated. | | | A single dose of human papillomavirus (HPV) vaccine is enough to protect against cervical cancer, a World Health Organization group of experts has said. | | | Walgreens Boots Alliance Inc supplied billions of opioid pills to drug addicts and criminals, contributing to an addiction epidemic in Florida, a lawyer for the state said on Monday as a civil trial against the pharmacy chain got underway. | | | Denmark's Health Agency, concerned by the war in Ukraine, will buy 2 million iodine tablets to protect people in the event of a nuclear accident close to the Nordic country, it said on Monday. | | | The World Health Organization said on Monday it is tracking a few dozen cases of two new sub-variants of the highly transmissible Omicron strain of the coronavirus to assess whether they are more infectious or dangerous. | | | | |