In the 14th century, the Alexian Brothers cared for those who were sticken with the bubonic plague. The Alexians are widely recognized for helping many communities survive the Black Death, the most vicious pandemic in human history.
St. John of God and St. Camillus of Lellis were also nurses. St. John of God was a Portuguese-born priest who devoted his life to caring for the sick and poor. He is the patron saint of hospitals, the sick, and nurses. St. Camillus, on the other hand, was a military man who established the Order of Clerks, Minister of the Sick. He was also the first to use the red cross as a symbol charity and service. Other military and lay orders were also involved in the practice of nursing during these times.