The “four tempers” in AppleTV+’s hit show, ‘Severance,’ were inspired by the four temperaments, an ancient Greek philosophy ...

He develops the theory of the four "humors": blood, phlegm ... and each patient has a dominant humor. This theory of medicine, which will prevail for over a thousand years, creates a process ...

Developed by ancient Greek thinkers in the 5th century BCE, the theory of the four humors continued to develop during the ...