Few social rituals are as widespread or instinctive as clinking glasses after a toast. At weddings, dinners, and bars and pubs around the world, we reach across the table, touch glasses with a satisfying clink and a quick “cheers,” and take a sip. But where does this custom actually come from? Let’s take a look at the origins of this familiar custom, and try to sort the myth from reality.   Credit: © Heritage Images—Hulton Archive/Getty Images  The Poison Theory The most common origin story goes something like this: In medieval times, clinking cups or glasses ...Read More