What caused diseases in the Middle Ages?
Common diseases in the Middle Ages included dysentery (‘the flux’), tuberculosis, arthritis and ‘sweating sickness’ (probably influenza). The more disfiguring skin diseases were generally classed as leprosy and indeed leprosy, caused by the bacterium mycobacterium leprae, can arise from dirty conditions.
What was the worst disease in medieval times?
If they didn’t starve to death, they often died as a result of the epidemics that followed famine. Illnesses like tuberculosis, sweating sickness, smallpox, dysentery, typhoid, influenza, mumps and gastrointestinal infections could and did kill.
How were diseases treated in the Middle Ages?
One of the main ways of dealing with disease in the Middle Ages was by prayer. Traditional methods of treating disease such as blood-letting, purging with laxatives, changing the diet of the patient, herbal remedies etc., were completely ineffective against the disease.