An estimated 4.5 million people are victims of stalking every year, from celebrities to everyday people – no one is immune.

The Dr. Oz Show Season 11 ep. # 11064

Today, Dr. Oz investigates the horrifying reality of this invisible crime and what to do if you think you are at risk.  One woman opens up about the ten years of harassment she endured and the shocking twist to who her tormentor turned out to be.

The Dr. Oz Show Season 11 ep. # 11064

Plus, an alarming update on a stalker whose targets have included Kim Kardashian and Gwyneth Paltrow.

Then, Dr. Kris Mohandie shares an inside look at the minds of some of America’s most infamous criminals.

Watch THE DR. OZ SHOW, weekdays at 4 p.m. on CBS 62.