Video: The Trial of a Raving Gunman

Medical Mysteries: Misophonia

Part 1: Taylor loves her mother - she just can't stand the sound of her.

Misophonia: Kelly Ripa Has Rare Disorder

Part 2: "People chewing gum can really enrage me," says TV host.

Pica: Disorder Makes Woman Eat Rocks

Other victims eat sofas and light bulbs - we find out why.

The Strangest Case of Lyme Disease Ever

When tired, U.S. teen talks with a bizarre accent.

Hair Model Stricken With Alopecia

Aspiring actress Georgia Van Cuylenburg chronicles struggle with alopecia.

Safe for Misophonics: Part 2

Kelly Ripa: "People chewing gum can really enrage me."

Safe for Misophonics: Part 1

Taylor loves her mother - she just can't stand the sound of her.

Losing It: The Big Fat Trap

Part 1: Celebs rake in big bucks by losing weight through endorsement deals.

Weight Loss Through a Tube

Part 2: The feeding tube diet has everyone talking.

Promises, Promises

Part 3: Dieters keep regaining weight.

Five Die After Lap-Band Surgery

Questions raised about weight-loss clinics run by Omidi brothers of cable fame.

A Diet for the Rich

Part 5: A program offered by a luxury Swiss hotel eschews deprivation.