Older adults are more likely to get very sick from COVID-19. The updated COVID-19 booster provides added protection to prevent severe illness or hospitalization. cdccenters for disease control and preventionCoronavirusCOVID-19COVID-19 vaccinesCOVID19covid19 immunitygovernmentimmune systemIMMUNITYpublic healthvaccinesVITAMINRelated Posts COVID’s New Variant Is Spreading Faster Than Expected April 16, 2026 These Aren’t Just Hormone Problems April 16, 2026 New COVID Variant ‘Cicada’ Spreading Across U.S. | Seniors at Highest Risk April 15, 2026 Persistent immune activation and MS explosion #diseaseprevention April 13, 2026 Cicada COVID Variant Spreading in U.S. | What Doctors Want You to Know Now April 12, 2026 New COVID Variant Affecting Kids April 7, 2026