The number of Covid-19 patients in hospital has increased by 38% in the past two weeks.
It has risen from 39 to 54 - and the chief medical officer says the situation's a 'cause for concern'.
Dr Tony Holohan says NPHET will be monitoring this closely in the days and weeks ahead.
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Professor Gerry Killeen, a virus expert in UCC, and co-founder of Zero Covid group ISAG, says England lifting almost all restrictions on July 19th is an extra concern: