The Doctors’ Wake-Up Call with Jillian, Part Five

To help Gena see that change is possible, health and wellness expert Jillian Michaels introduces her to former Biggest Loser contestants Olivia and Hannah, who’ve lost more than 120 pounds each.

Addiction specialist Dr. Frank Lawlis demonstrates the Bio Acoustical Utilization Device (BAUD), a handheld biofeedback instrument meant to treat addiction through sound.

E.R. physician Dr. Travis Stork puts Pat, who has been chewing tobacco daily for more than 20 years, face to face with Rick, an oral cancer survivor who lost a third of his tongue and half of his jaw as a result.