LiveScience.com - SAN DIEGO - Birth order within families has long sparked sibling rivalry, but it might also impact the child's personality and intelligence, a new study suggests. First-borns are typically smarter, while younger siblings get better grades and are more outgoing, the researchers say.

Reuters - The larger a pregnant woman is when she checks in on delivery day, the greater her risk of having a cesarean section, suggests a large new study.

Reuters - Scientists have identified two parts of the brain linked with severe anxiety in young monkeys, and they suspect these same areas may also play a role in children who develop anxiety disorders, offering new promise for treatment.

LiveScience.com - For parents having trouble getting their infants to sleep, a new study suggests being emotionally available to baby's needs is key to a good night sleep. The study suggests it's not so important how much time parents spend with children or what they do at bedtime, but rather the quality of that time.

AFP - In two groundbreaking studies, doctors have used stem cells from bone marrow to help heal children with a killer skin disease, and to repair injured lungs.

HealthDay - WEDNESDAY, Aug. 11 (HealthDay News) -- White children and those in poor families are more likely to have repeated ear infections than other children, U.S. researchers have found.

HealthDay - WEDNESDAY, Aug. 11 (HealthDay News) -- White children and those in poor families are more likely to have repeated ear infections than other children, U.S. researchers have found.

Reuters - Scientists have identified two parts of the brain linked with severe anxiety in young monkeys, and they suspect these same areas may also play a role in children who develop anxiety disorders, offering new promise for treatment.

Reuters - High-risk bone marrow transplants partially cured five children with a potentially deadly genetic defect in which proteins that hold layers of skin together are absent, U.S. researchers said Wednesday.

HealthDay - TUESDAY, Aug. 10 (HealthDay News) -- Many American parents are worried that the large amount of time teens spend immersed in electronic media makes it difficult to discuss the dangers of risky behavior such as drug and alcohol use, a new study indicates.

LiveScience.com - Students who learn more in kindergarten earn more as adults and are more successful overall, according to a new study.

AFP - British scientists have developed a 15-minute brain scan they hope could be used to detect autism in children, cutting both the time and cost of diagnosing the disorder.

HealthDay - TUESDAY, Aug. 10 (HealthDay News) -- Many American parents are worried that the large amount of time teens spend immersed in electronic media makes it difficult to discuss the dangers of risky behavior such as drug and alcohol use, a new study indicates.

Reuters - Studies have shown that children whose mothers smoked during pregnancy may have an increased risk of developing asthma. Now new research suggests they may also get less benefit from the inhaled steroid medications used to prevent asthma attacks.

AP - Argentina's public health system is failing many of the women who depend on it for access to birth control and abortion, a human rights group said Tuesday.

HealthDay - (HealthDay News) -- For children aged 4 and older, one of the best ways to help prevent drowning is to teach them to swim.

HealthDay - MONDAY, Aug. 9 (HealthDay News) -- Dry pet food may be a little-known source of Salmonella bacterial infection among humans, and young children seem to be especially at risk, a new study finds.

HealthDay - (HealthDay News) -- For children aged 4 and older, one of the best ways to help prevent drowning is to teach them to swim.

HealthDay - MONDAY, Aug. 9 (HealthDay News) -- Dry pet food may be a little-known source of Salmonella bacterial infection among humans, and young children seem to be especially at risk, a new study finds.

Reuters - Traffic injuries among children ages 4 to 6 declined in New York State in the wake of a law requiring them to be strapped into car booster seats, researchers reported Monday.