Irish holidaymakers are being warned of a ‘very serious’ infection that tourists can catch abroad in the likes of hotels, hospitals, and offices.
Legionnaires' disease is a lung infection you can develop by breathing in droplets of water from things like air conditioning or hot tubs.
It is usually caused by a specific strain of bacteria found across the globe in freshwater environments, both natural and man-made, as well as in damp soil, compost and mud.