Straight Men More Prone to Jealousy Over Sexual Infidelity: Study

But emotional infidelity more upsetting to straight women, researchers add

Tuning In to Music May Ease Kids' Post-Op Pain, Study Finds

Listening to favorite songs, even audiobooks, seemed to ease discomfort

Vaccination Can Cut Rates of Common Infection in Infants

Rotavirus triggers potentially dangerous diarrhea, vomiting, experts say

Work Hard, Party Harder?

Study finds link between long hours on the job and excess alcohol consumption

Are Seniors With Diabetes Overtreated?

Very tight blood sugar control can pose problems without benefits, study says

Autism Signs May Be Missed in Short Checkups

Typical behaviors often exceed atypical ones and mislead clinicians in brief assessments, study finds

Brain Scans Give New Clues to Chronic Pain

In patients with back pain, certain cells produced a protein that might someday be treatment target

Cancer Survivors May Struggle for Years With Mental, Physical Problems

Survey finds financial health often suffers, too

Happy Childhood May Be Good for Your Heart

Study found those in safe, secure families were more likely to practice healthy habits

Head Start Program Might Help Fight Childhood Obesity: Study

Preschoolers' weight loss attributed to emphasis on nutrition, exercise and structure