U.S. Department of Health & Human Services Searcn NIH NIH National Institutes of Health Turning Discovery Into Health NIH Employee Intranet Staff Directory En Espaiol Health Information Grants & Funding News & Events Research & Training Institutes at NIH About NIH COVID-19 Public health information from CDC Research information from NIH Esparol NIH staff guidance on coronavirus (NIH Only) Home News Events NIH Research Matters NIH RESEARCH MATTERS March 2022 In this Edition COVID-19 Immune response COVID-19 immune response improves for months after Improves for months after vaccination vaccination Getting sufficient sleep reduces calorie Intake DBm00 How skin cells help fight acne At a Glance Search NIH Research Matters Researchers showed that B cells evolve after COVID-19 vaccination to help improve protection against SARS-CoV-2 over time. better understanding of how the Immune system responds to COVID-19 vaccination could lead to more effective and longer-lasting vaccination strategies.