| | The U.S. Centers for Disease Control and Prevention director urged teenagers to get vaccinated, as new data from the agency's researchers showed one in three teenagers who were hospitalized due to COVID-19 early this year needed ICU admission. | | | Brazil's Health Minister Marcelo Queiroga said on Friday that Johnson & Johnson (JNJ.N) subsidiary Janssen will deliver 3 million COVID-19 vaccine shots this month, ahead of schedule. | | | The U.S. Food and Drug Administration (FDA) on Friday approved Danish drugmaker Novo Nordisk's (NOVOb.CO) once-weekly semaglutide drug as a treatment for obesity, a condition that affects nearly 70% of American adults. | | | Argentina and Serbia gave an official start to the industrial production of Russia's Sputnik V vaccine against coronavirus, Russian state TV channel Rossiya 24 reported on Friday. | | | The following is a roundup of some of the latest scientific studies on the novel coronavirus and efforts to find treatments and vaccines for COVID-19, the illness caused by the virus. | | | Tanzania said on Friday embassies and international agencies can import COVID-19 vaccines to inoculate their citizens and staff against the coronavirus. | | | Technical staff at Brazilian health regulator Anvisa on Friday recommended conditions for any approval of the Russian COVID-19 vaccine Sputnik V, such as restricting use to healthy adults. | | | People travelling to France from countries where the COVID-19 risk is rated "orange", such as Britain and the United States, will have to be vaccinated and show a recent negative test result, European Affairs Minister Clement Beaune said on Friday. | | | Belgium cleared the way for indoor dining and drinking next week as an acceleration of COVID-19 vaccinations reduced strain on hospitals and allowed a further easing of restrictions. | | | Russia recorded nearly 425,000 excess deaths from April 2020 to April 2021 when it was in the grip of the COVID-19 pandemic, Reuters calculations based on data released by Russia's state statistics service showed on Friday. | | | | |