Baire's health had never been good since he was young but from the time he was at the Lycée at Bar-le-Duc it began to deteriorate to the stage that it prevented him from working.
Baire sa kalusugan ay hindi kailanman naging mabuting magmula ng siya ay bata ngunit mula sa oras na siya ay sa Lycée sa Bar-le-Duc ito ay nagsimulang sumama sa stage na ito pumigil sa kanya mula sa trabaho.