Johnson & Johnson’s vaccine is a viral vector vaccine that uses a harmless cold virus to deliver spike-making instructions. The Novavax vaccine is protein-based, which is a type of vaccine that has ...

“All three COVID vaccines use the same viral spike protein as an antigen, so they’re virtually equivalent in this regard.” ...

It’s fall, which means it’s time to get updated on the winter season shots. That includes vaccines for flu, RSV (for babies ...

with 85 COVID-19 infections (16 in the Novavax group and 69 in the placebo group). Incidence was 3.7 cases per 1,000 person-years and 34.6 cases per 1000, respectively, for a vaccine effectiveness of ...