Theresa has more than 60 hairless pet rats that are taking over her tiny studio apartment; Jazz has been growing her fingernails for 22 years and her longest nail is two feet long.

A 22-year-old woman who is addicted to chewing on urine-soaked diapers and a 50-year-old man who uses leeches up to 40 times a year.

Kailyn, 18, has eaten plastic every day for more than 11 years, consuming more than 150 pounds of plastic; Gloria, 28, has taken her addiction to bleach to the extreme by bathing in it daily.