Plot: From the outside, Lisa and David may look like the perfect couple, but Lisa says she’s hiding a dark secret from the world — she has been suffering from bulimia for the past eight years binges and purges as many as 10 to 15 times a day. She admits that her eating disorder continued while she was pregnant with her now 2-year-old son, Tobias, which she believes may have caused him to stop breathing for minutes after he was born