Explore the history of the bubonic plague, from causes and effects to what made this period of history so deadly.

What is bubonic plague? -- What was the plague of justinian? -- what was the black death? -- how did doctors deal with the black death? -- what was the effect of the black death? -- what was the great plague? -- what happened outside London? -- where else did the plague appear? -- what was the modern plague? -- how was bubonic plague finally controlled? -- does the bubonic plague still exist?.