ALSO NOTED: Obesity hits the affluent; Tenet posts narrower Q1 loss;and much more...

> A new study finds that obesity is a growing problem for the affluent, shattering an old stereotype. Story

> Tenet Healthcare narrowed its first-quarter loss. Story

> Second New York hospital finds evidence of bacteria. Story

> The FDA approved a booster shot for whooping cough. Story

> A growing trend in the US: "Reproductive Tourism." Story

> Chutes & Ladders: Baylor University Health Systems has named John B. McWhorter president.

And Finally... The former governor of Arkansas has a new book out about his battle with weight loss. No, a different former governor. Story