STACEY VANEK-SMITH: It's spring, and you know what that means: swimsuit season is right around the corner and diet season is in full swing. Americans spend $55 billion a year trying to lose weight. But our diet obsession is nothing new. Susan Yager is author of the new book, "The Hundred Year Diet." Good morning, Susan. SUSAN YAGER: Good morning.Download the podcast here. See the feature story here. See also: Doctor Hubbard's Sex Facts for Men and Women
, Why Men Stop Having Sex: Men, the Phenomenon of Sexless Relationships, and What You Can Do About It
