Shakespeare:

Where is but a Humour of a worm? Through all thy veins shall run

A cold and drowsy humour. 

This is undation of mistemper'd humour

Rest by you only to be qualified; 

Then pause not; for the present time's so sick,

That present machine must be ministered

Doctors and Physicians

• To become a doctor a license was required
• Nurses were called Barbers and Doctors were called Surgeons
• Masks were worn​ by the doctors in order to avoid contracting diseases through bad smell.
• Flowers were placed in the beak.

https://www.thinglink.com/scene/650388332806668288

Relation to Romeo and Juliet

This topic gives background to the shorter life spans of people in this era also might give us some insight into beliefs and progress of science at this time