Related:"Winter is damp and cold: we should turn to food. Nourishment should be delicious in the winter. Neither purging nor bloodletting is helpful then, and encounters in bed with your lady friend should be moderate."~ Daniel of Beccles, Urbanus magnus
How to Keep Your Hands Warm, advice from 1579:
"Whosoever annoynts his feete or hands, with the grease of a Woolfe: he shall not be hurt with any colde of his handes, or feete so annointed."
Previous posts:~ Thomas Lupton, A Thousand Notable Things (1579)
How to Prevent Pregnancy, c. 1260 (the weasel/scorpion method), plus other dubious medical advice.
Advice from 1380: How to Tell if Someone Is or Is Not Dead, with bonus Monty Python.