California tightens and lengthens restrictions due to covid

California extends COVID restrictions in some areas. U.S. California spread the Tuesday the strict orders to stay home in areas where units intensive care providers … Read more

U.S. healthcare worker suffers allergic reaction to Pfizer vaccine

A healthcare worker from Alaska (USA) suffered a severe allergic reaction after receiving the vaccine against the covid-19 of the pharmaceutical Pfizer, the third case … Read more