COVID-19 vaccines kept more than 100,000 U.S. seniors out of hospital, and WHO warns, ‘we are not out of the woods yet’

The vaccines developed to protect against the coronavirus-borne illness COVID-19 have helped keep more than 100,000 seniors in the U.S. out of the hospital and reduced the number of cases by about 265,000, according to a new study from the Department of Health and Human Services.