The germ theory of disease had not been discovered, so nobody could figure out what was causing people to catch and die from the disease. How do you know if you have the disease? Here are the symptoms. Three to seven days after an infection, the person experiences initial symptoms of chills, fever, diarrhea, headaches, and the swelling of the infected lymph nodes. If it is untreated, 30-75% of those who contract the plague die. | The germ theory of disease had not been discovered, so nobody could figure out what was causing people to catch and die from the disease. How do you know if you have the disease? Here are the symptoms. Three to seven days after an infection, the person experiences initial symptoms of chills, fever, diarrhea, headaches, and the swelling of the infected lymph nodes. If it is untreated, 30-75% of those who contract the plague die. |