NPHET says the country is facing a "long, slow" wave of Covid-19 that won't peak until next month.
1,571 new cases have been confirmed today - 70 per cent of them are among unvaccinated or partially vaccinated people.
There are 307 patients with the virus in hospital and 55 in intensive care units.
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Professor Philip Nolan, chair of NPHET's modelling advisory group, says the disease will need to be kept under control in the coming weeks:
