thanks for making it easier to view AM... yes, refers to what they called the 'humours' - coffee seems to have been considered a 'drying' agent. Also note that, in addition to curing scurvy, coffee is good to prevent mis-carryings in Child-bearing women, and is a most excellent remedy against the Spleen and 'Hypocondriack Winds' - wherever they emanate from [hate to think]! A 😉