New Study Shows COVID Vaccines Reduce Severe Disease Risk
2024-2025 COVID vaccines cut hospitalizations by 39% and deaths by 64%, study finds.
Why it matters
- COVID vaccines significantly reduce severe disease and death.
- Effective across all age groups and regardless of prior immunity.
By the numbers
- Nearly 300,000 U.S. participants in the study.
- 29% reduction in emergency department visits.
- 39% reduction in hospitalizations.
- 64% reduction in death.
The big picture
- Vaccines are effective even with prior immunity.
- Younger, healthier individuals also benefit from vaccination.
What they're saying
- Stanley Perlman: Vaccines are efficacious, especially against severe disease.
- Nisha Viswanathan: Study design robust, findings relevant to current season.
Caveats
- Study focuses on last season's vaccines, but similar results expected for current season.
- Effectiveness against symptomatic disease has waned compared to earlier vaccines.
What’s next
- Current COVID vaccines expected to perform similarly to last season's.
- Real-world data on effectiveness for the new COVID vaccine is still limited.