Heart of the Matter
The ingredients of a healthy mammalian tear include (aside from sadness):
Interestingly, the chemical composition of a tear can differ based on type. Emotional tears differ from tears produced as a reaction to eye irritation.
Martin the Elder, the King of Aragon, reportedly died in 1410 from a combined bout of indigestion and uncontrolled laughter, also known as "fatal hilarity," but more likely cardiac arrest or asphyxiation.Copyright 2017 Creators Syndicate Inc.