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Here are some common questions raised by mix-and-match vaccination. What are the potential benefits? Mixing vaccines — scientists call it “heterologous prime-boost” — is not a new idea, and researchers have experimented with it in fighting a handful of other diseases, including Ebola. Scientists have long theorized that giving people two slightly different vaccines might generate a stronger immune response, perhaps because the vaccines stimulate slightly different parts of the immune system or teach it to recognize different parts of an invading virus. “The argument is that one and ...

BUENOS AIRES (Sputnik) – Even one dose of the Sputnik V or AstraZeneca vaccines against the coronavirus reduces the mortality rate in people aged over 60 years by 70-80...

The Leader Newspaper Appointments for AstraZeneca vaccine cancelled By Andrew Atkinson Some appointments for the AstraZeneca vaccine have been cancelled by the health authorities for second dose vaccines this month. I had my appointment for June 30 in Torrevieja cancelled on June 8. Others have also been notified of unexpected cancellations. “I had my second AstraZeneca vaccine appointment cancelled and I’m awaiting further details,” said Torrevieja based Peter Deaves. Angela Crookes said: “I received notification my second vaccination cancelled for June 29 and have no...

Initially the idea prompted uproar but now growing evidence suggests that multiple vaccines may be an effective way to increase immunity

HuffPost UK reader Ana asked whether she'll need another vaccination in 2022.