ANN ARBOR, Mich., Dec. 11 (UPI) -- Many U.S. parents fail to recognize that their children are overweight or obese and, as a result, may not modify their children's diet and activity levels.

ANN ARBOR, Mich., Sept. 7 (UPI) -- Michigan researchers say the chicken pox vaccine has been a far greater public health success in the United States than first expected.

African-American teens are more likely to have at risk, low birth weight babies, the party drug Ecstasy is linked to brain damage in babies even before they are born, and other news of modern health.

ANN ARBOR, Mich., Sept. 2 (UPI) -- The high cost of the new Prevnar vaccine for young children -- $260 for a four-shot series -- is resulting in a patchwork of vaccine practice.