Nancy Guthrie: Doctor explains potential condition of Nancy | FOX 10 Talks

As the search for 84-year-old Nancy Guthrie continues, the medical concerns are reaching a critical point. Guthrie, who has a pacemaker, reportedly left her home without her vital daily medications, a situation experts say could lead to life-threatening complications. Dr. Frank LoVecchio sat with us on FOX 10 Talks to break down the specific health risks Guthrie faces. We dive into the "What to Know" about pacemaker dependency and the physiological "red zone" that occurs when a heart patient misses their prescriptions.