ADHD may be temporary, at least for some. A three-year developmental lag is found.The brains of children with attention deficit hyperactivity disorder develop more slowly than those of other children but eventually catch up, according to a government study published Monday that suggests ADHD may be a transient condition, at least for some.

  The $606-billion measure is laden with pork, a White House spokesman says. The move could trigger a budget battle with Congress.President Bush, setting up a budget battle with Congress over domestic spending, today vetoed a $606-billion education and health appropriations bill.

  The document shows that Philip Morris knew users smoke more often and take larger puffs to compensate for the less nicotine.The nation's largest tobacco company knew as early as the 1970s that smokers of "light" cigarettes took larger puffs that delivered greater amounts of tar, according to a newly released memo.

  Mounting evidence suggests that fetuses are surprisingly susceptible to outside influences such as food, environmental pollutants, even stress.IF Aly Hartman could have placed herself in a protective bubble for the duration of her recent pregnancy, she would have done so.

  Want to put away the cigarettes and talk with some interesting people? Go to a hookah bar, says Aaron Alu, as he takes a leisurely puff from a glass water pipe at the Mirage Coffeehouse and Hookah Lounge in Long Beach.

  The product: Coenzyme Q10 -- it sounds like an obscure, man-made chemical, perhaps the final ingredient in a snack food, right behind yellow No. 5.

  Fourteen percent of U.S. preschoolers are overweight. This fact alone points to perhaps the strongest evidence for the effects of fetal programming.

  A hybrid treadmill and computer station aims to get sedentary workers out of their chairs and maybe curb obesity rates.One day, the world would see the light. Dr. James Levine was convinced of it.

  In the wake of a runner's death, experts suggest screening athletes for cardiac disease.AN enlarged heart is the most common cause of sudden death among young athletes, deaths that could be prevented with more and better screening, experts said after the recent death of a marathon runner.

  To see some improvement in your strength-training workouts, concentrate on the specific muscles when training them. This will recruit more muscle activity than thinking about other things when you are working out. For example, in this exercise, focus on using the muscles in your shoulder to raise your arms.