Are Covid-19 vaccine boosters really effective?

Senior citizens and those with chronic diseases are highly encouraged to get a second Covid-19 booster shot to help maintain their protection against severe disease and death. — CHAN BOON KAI/The Star

With the recent announcement that the wearing of face masks is no longer compulsory in indoor settings, things have taken a further turn towards the “old normal” after around two-and-a-half years of precautionary measures to avoid the spread of Covid-19.

The development and rollout of vaccines against the SAR-CoV-2 virus played a huge part in allowing this to happen.

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