Sammy Maloney developed obsessive-compulsive behaviors after getting an infection. TODAY's Matt Lauer talks to Sammy, his mother, Beth, and NBC's chief medical editor, Dr. Nancy Snyderman.

What do you think? Leave a comment on the Ask dr. Nancy board. You can watch "dr. Nancy" on MSNBC weekdays at noon ET.

Related Links:

• Can Strep Infection Cause Obsessive Compulsive Disorder?
• Saving Sammy: Curing the Boy Who Caught OCD
• A Letter to Sammy's Doctor