"We all know opioid addiction is a real problem in our country. But what if there was a way for people suffering from chronic pain to find relief without pills? Enjoying the outdoors is something Shilo Smith wouldn't have been able to do just a few months ago. That's because looking at the sun, or any light would give her an excruciating headache.  Enrolled in medical school, it forced her to live and study in darkness.

Smith found Dr. Giancarlo Barolat, who pioneered a procedure called Neurostimulation."

Watch the story on Denver7