mRNA

Why the Covid-19 vaccine is rarer than the flu vaccine

Why the Covid-19 vaccine is rarer than the flu vaccine

The AstraZeneca vaccine can reduce the spread by 67% – and protection remains after the 3-month dosing interval

Covid-19 vaccines leave pregnant women in a dilemma

Covid-19 vaccines leave pregnant women in a dilemma

Vaccine hope driven by data from Novavax and J&J, but fears about new variants remain

Novavax’s stock rises as its Covid-19 vaccine outpaces J&J

South Carolina officials confirm the first two cases of the South African variant in the U.S.

Why two injections are needed to make mRNA vaccines do the best job of creating antibodies – and what the data shows about delaying the booster dose

Why two injections are needed to make mRNA vaccines do the best job of creating antibodies – and what the data shows about delaying the booster dose

Why two injections are needed to make mRNA vaccines do the best job of creating antibodies – and what the data shows about delaying the booster dose

WHO recommends against Moderna, Pfizer vaccines for most pregnant women