[A little about the nineteenth-century history of a health resort in Ciechocinek].

Impression of a Warsaw physician, hygienist and social worker Ludwik Natanson (1822-1896) from his journey to Ciechocinek in 1853 was reported. Brief history of this resort as well as contemporary indications and contraindications to treatment there were described. A role which in creation of this resort was played by Roman Ignatowski (1805-1889), who was a resort-doctor for many years, was presented.