The singer opened up about suffering a neck injury during a dance rehearsal in 2013, which led to him facing his 'darkest days' during a months-long break.

When Ray Kohn started feeling pain in his knees and elbows in 2015, he attributed it to his work as a stunt driver and ...

Before the invention of the polio vaccine, the iron lung supported patients whose lungs were weakened or paralyzed by polio. This is its impact today.