Daniel Randles, the author of the study, said, "We think that Tylenol is blocking existential unease in the same way it prevents pain, because a similar neurological process is responsible for both types of distress."
I personally feel I benefit from occasionally pondering my own impermanence. But if it ever seems too much to deal with, we can always ease our minds with a couple of Tylenol. And if you have a friend dealing with this difficult psychological issue, here's something you can offer that might help.
Adam Khan is the author of Principles For Personal Growth, Slotralogy, Antivirus For Your Mind, and co-author with Klassy Evans of How to Change the Way You Look at Things (in Plain English). Follow his podcast, The Adam Bomb.