Dr. Phil sheds light on a pair of extreme neurological disorders: Tourette syndrome and Asperger's syndrome. Widely misunderstood, these disorders take a toll not only on the person who has them, but on the person's family and loved ones. Learn about the symptoms and also some revolutionary treatments that are giving hope to people who suffer from them. 

Meet a couple whose son was diagnosed with Asperger's at age 3. See how they have come to deal with their son's erratic behavior, and why the disorder has driven a wedge between them.

Find out what Rich has been hiding from Karen.

Alex, 15, talks about his experience with Asperger's and how it affects his relationships with family members and friends at school.

"I'll just feel my whole body shaking at times."

Craig lives with Tourette syndrome and can't control his physical tics or keep from constantly uttering obscenities — literally hundreds of times a day.

Find out how Craig's disorder has led to public altercations.

Craig and Amy are engaged and have decided they want to have children. Will their kids go through life with tics like their father? And Dr. Phil shares a method of treating the disorder that Craig has never tried.

"I've never once in my life been sorry I was born."

Dr. Phil's Tip of the Day