Hotels - pneumonia

A serious bacterial infection that can lead to life-threatening pneumonia -

'Scientists have found that up to two-thirds of hotels in destinations including Greece, the Canary Islands and Morocco risk spreading the infection – called legionella, or legionnaires’ disease – which lurks in stagnant water.'

How to avoid the deadly legionnaire's bug that can cause life-threatening pneumonia which lurks in stagnant water in your hotel's shower

https://www.dailymail.co.uk/health/article-10863653/Holiday-avoid-deadly-legionnaires-bug.html