An Israeli study found that those who got the booster shot were 20 times less likely to have severe Covid, compared with the control group.

Medical experts believe that the over 60 and at-risk groups should get the third covid vaccine as Ireland has a vaccine surplus currently.

Daniel McConnell, Political Editor with the Irish Examiner and Liam Fanning, Professor in Immuno-virology at UCC joined the Last Word on Health to discuss.

Catch the full chat by pressing the Play button on this page.