The meaning of life is one of the world's biggest unanswered questions, and pondering existentialism—a way of thinking that focuses on what it means for people to exist—is something that almost everyone has done at some point. But when these thoughts become intrusive and you are consumed by unanswerable questions, you may be experiencing an existential crisis.
To find out more about what an existential crisis is and how to overcome it, click through this gallery today.