Because of the high levels of traffic noise in parts of the city, the San Francisco Department of Public Health has identified parts of the city classified as "highly annoyed" where residents may suffer psychological and physical damage.

The mother reportedly found the dead bat in a cat's mouth, thought the bat was interesting, brought it into school and gave presentations on the bat in five classrooms, allowing students to touch the bat and giving them disinfectant wipes for their hands afterward.

In the suit, Louis Johnson also charged that the hospital failed to provide adequate medical care and was negligent in treating her 61-year-old wife, Judith, from her heart attack on May 6, 2007. He sought an unspecified amount of damages and penalty.

Researchers from Duke University Medical Center in Durham, N.C., asked overweight girls ages 9 to 13 to read an age-appropriate novel entitled "Lake Rescue." The book narrates a story of an overweight girl who worries about going on an outdoor school trip where she makes friends, enhances her self esteem and learns about various levels of physical activity.

Forty West Valley Middle School students went to the hospital Friday with vague symptoms of nausea, vomiting, dizziness and general achiness. Some children also complained of heaviness in their arms and legs, according to reports.