Question

what is plague infection?

Answer 1

Plague is an infectious disease caused by the bacterium Yersinia pestis.[2] Symptoms include fever, weakness and headache.[1] Usually this begins one to seven days after exposure.[2] In the bubonic formthere is also swelling of lymph nodes, while in the septicemic form tissues may turn black and die, and in the pneumonic form shortness of breath, cough and chest pain may occur.[1]