The U.S. drug regulator on Friday greenlighted the use of coronavirus vaccines developed by Pfizer Inc. and Moderna Inc. for booster shots for all adults, expanding the eligibility from older and higher-risk individuals.Authorizing the use of a booster dose for individuals 18 years of age and older helps to provide "continued protection against COVID-19, including the serious consequences that can occur, such as hospitalization and death," Acting Food and Drug Commissioner Janet Woodcock said in a press release.Up to now, booster shots were only allowed for individuals 65 years of age and o…READ FULL ARTICLE