SUNDAY, Oct. 9 (HealthDay News) -- Children are four times more likely to be hit by a car on Halloween night than on any other night of the year, according to experts at the U.S. Centers for Disease Control and Prevention.

SUNDAY, Oct. 9 (HealthDay News) -- Children develop a sense of fairness and altruism, or selflessness, earlier than previously thought, according to a new study.