LeAnn Rimes has entered treatment for what her camp is calling "anxiety and stress." Her rep insists that it's not for an eating disorder or substance abuse.

LeAnn, who turned 30 yesterday, says, ""This is just a time for me to emotionally check out for a second and take care of myself and come back in 30 days as the best 30-year-old woman I can be. All the things in my life will be there when I get out, but you know what? I'm hoping they're not going to affect me as much. I'll have the tools to know how to deal with them."

LeAnn has a new album, Spitfire, and a tour in the works for the fall