Got a Covid booster jab? You probably won’t need another for a while
Three doses can protect against serious illness and death for a long time, studies suggest
Three doses can protect against serious illness and death for a long time, studies suggest
Validity will be extended after booster shot without a time limit
Regulator backs use of Spikevax shot for over 18s at least six months after second dose
A series of studies found that one vaccine seems more protective over the long term
Two shots of Pfizer jab 88% effective against Delta, while AstraZeneca is 67% effective
New study findings account for diminished effectiveness of vaccines against variant
‘Genetic modification has much to offer as everyone who offers their arm to the vaccination needle can confirm’
More than 1bn total doses would be sufficient to immunise entire population of bloc
Pfizer BioNTech will supply vaccines after deal reached with event organisers
Country hopes to deploy China’s Sinopharm coronavirus inoculation soon
Large numbers of retired health professionals have answered HSE call , says Martin
EMA says it will complete Pfizer review by end of December at the latest, with Moderna a week later
Crosswords & puzzles to keep you challenged and entertained
Full general election coverage including analysis and results for all 43 constituencies
How does a post-Brexit world shape the identity and relationship of these islands
Weddings, Births, Deaths and other family notices