http://www.newsweek.com/doctor-reveals-scary-reason-why-shouldnt-crack-neck-stroke-tiktok-1688446

A doctor has warned of some of the risks related to cracking or popping your own neck in a viral video.

In the video, Dr. Brian Boxer Wachler plays a game of "Fact or Cap" reacting to claims that neck popping could lead to a stretching of ligaments that could result in headaches or muscle pain between the shoulder blades or in the neck.