The Covid-19 mRNA-based vaccines that saved 2.5 million lives globally in the pandemic could help spark the immune system to ...
Martin Kulldorff speaks during a meeting of the CDC's Advisory Committee on Immunization Practices on Sept. 18, 2025 in Chamblee, Georgia. Reporter Robert F. Kennedy Jr.’s vaccine advisory committee ...
From inoculations against polio and smallpox to protections from measles and tetanus, vaccines are critical health care tools that have saved more than 150 million lives in the past 50 years. Rarely, ...
As states grappled with confusion around vaccines, COVID-19 cases have continued to fluctuate nationwide. Some regions of the United States are experiencing "very high" COVID viral activity, according ...
The Centers for Disease Control and Prevention has officially updated guidelines for COVID-19 and chickenpox vaccines based on recommendations made last month by the agency's vaccine advisory ...
When John Omondi received his COVID-19 vaccination last month, the Kenyan taxi driver counted himself one of the lucky ones.
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