Country singer Faith Hill has long been known for her diligent workout regime and dedication to her diet, but at the Grammy Awards on Sunday the 45-year-old's recent dramatic weight loss had taken a toll on her stunning looks.

"Her neck is extremely gaunt and her clavicles, they are ripping that bodice," Dr. Fred Pescatore, author of The Hamptons Diet, who has not treated the star, tells Breaking Celebrity News in an exclusive interview.

"It is certainly very aging