Healthy Returns: What to know about the latest round of Pfizer, Moderna Covid vaccines
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Moderna Covid-19 Vaccine mRNA 2024-2025 formula. Courtesy: Moderna A version of this article first appeared in CNBC's Healthy Returns newsletter, which brings the latest health-care news straight to your inbox. Subscribe here to receive future editions. It's that time of the year again. A new round of Covid shots is on its way to Americans. The Food and Drug Administration last week approved updated mRNA-based vaccines from Pfizer and Moderna amid a relatively large summer surge of the virus. Here's what you need to know, including how the shots are different this time around, who is eligible, where to get a vaccine and more. What makes these shots different? U.S. health officials have long told patients to expect annual updates to Covid shots as the virus mutates into new strains that can dodge the immunity people develop from previous vaccinations or infections. It's similar to how the U.S. rolls out new flu shots each year. This time, the shots fro...