This Oct. 2008 photo released by Ann Brensel shows three-year-old Abigail Brensel in the driveway of her Fort Atkinson, Wis., home.

Jay Leno checked into a hospital with an undisclosed illness Thursday and canceled the taping of the "Tonight" show, but was doing well and planned to return next week, his publicist and NBC said.

Surveys suggest fewer teens are smoking, but exposure to second-hand smoke is linked to breast cancer.

Philip Morris International Inc., which makes cigarettes for overseas smokers, said Thursday its profit fell 12 percent in the first quarter mainly because of the strong dollar.

A health watchdog has warned that children under 16 should not be given a popular brand of mouth pain treatment.