Over 50 children presented to a midlands hospital with the respiratory virus on Monday.
Over 50 children presented to Mullingar Hospital with RSV on Monday.
The Chief Medical Officer is warning of a potentially difficult flu season as the health system tackles high levels of the virus.
Nationwide, there's been over 1,300 cases of the respiratory illness reported in the past fortnight.
Consultant Paediatrician at Midlands Regional Hospital Mullingar, Professor Michael O'Grady says it's putting a strain on the service:
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