Teenagers report higher levels of stress than adults, and cite school as the highest contributing factor, according to the American Psychological Association's annual report.
It's the proportionately of a newborn -- a measure that includes both birthweight and length -- that may best tell doctors whether a child is born with an increased risk for heart problems later in life, investigators report.
New parents are always thrilled when their offspring finally speaks its first words - usually at the age of 12 to 18 months.
Alcohol use during pregnancy can have harmful consequences on the fetus including restricted growth, facial anomalies, and neurobehavioral problems. No amount of alcohol use during pregnancy has been proven safe.