health
New Covid variant BA.3.2 detected across US, but experts urge vigilance over alarm
Strain found in 29 states and Puerto Rico carries spike mutations, but no data shows increased severity
TL;DR
- BA.3.2, an Omicron variant with many spike mutations, has been detected in 29 US states and Puerto Rico.
- Experts state there is no current evidence that BA.3.2 is more severe than other recent variants.
- The World Health Organization has classified BA.3.2 as a 'variant under monitoring'.
- Current vaccines appear to remain effective against BA.3.2, and protection against severe disease is durable.
- While BA.3.2 is overrepresented in pediatric samples in some databases, experts caution against assuming preferential infection of children, citing testing biases and less accumulated exposure.
- Public health recommendations for the general public have not changed, but vaccine researchers are advised to continue monitoring the variant.