Will we need boosters forever? It’s the question you wanted us to tackle so we’re joined by Prof Beate Kampmann, the Director of The Vaccine Centre at the London School of Hygiene and Tropical Medicine, in the search for answers.

Then we explore why so few pregnant women are taking up the Covid vaccine even though it is the best option for mother and baby.

And can we stop another infection in babies - Group B Strep - which can have devastating consequences.

PRESENTER: James Gallagher PRODUCER: Beth Eastwood