| | Cuba started a mass vaccination campaign against COVID-19 on Wednesday using one of its five homegrown vaccine candidates which, if proven effective, could improve access to inoculations across Latin America, one of the regions hardest hit by the pandemic. | | | U.S. states are set to begin using the vaccine from Pfizer Inc (PFE.N) and BioNTech SE to inoculate younger adolescents against COVID-19 after advisers to the U.S. Centers for Disease Control and Prevention (CDC) backed the plan in a unanimous vote on Wednesday. | | | 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. | | | The United States has administered 264,680,844 doses of COVID-19 vaccines in the country as of Wednesday morning and distributed 337,089,765 doses, the U.S. Centers for Disease Control and Prevention said. | | | In the emergency room of a public hospital in northern India on Tuesday, a man was trying to revive his mother who had just died from COVID-19-like symptoms. | | | United Nations Secretary-General Antonio Guterres called on Wednesday for the need to double the capacity of COVID-19 vaccine production and for fairer redistribution of the shots in the developing world, which faces new waves of the coronavirus. | | | NEW YORK (Reuters) - The U.S. Centers for Disease Control and Prevention said on Wednesday it had found more cases of potentially life-threatening blood clotting among people who received the Johnson & Johnson COVID-19 vaccine and sees a "plausible causal association". | | | France reported 21,498 new COVID-19 cases on Wednesday, pushing total cases to 5.82 million, 2.02% more than a week ago and the slowest week-on-week increase since late June 2020. | | | The U.S. Centers for Disease Control and Prevention said on Wednesday it had found more cases of potentially life-threatening blood clotting among people who received the Johnson & Johnson (JNJ.N) COVID-19 vaccine and sees a "plausible causal association". | | | U.S. pharmaceutical maker Pfizer Inc (PFE.N) will seek authorization from Mexico's health regulator for use of its COVID-19 vaccine in children aged 12-15, Mexican Foreign Minister Marcelo Ebrard said on Wednesday. | | | | |