Alice G. Walton

New research finds a link between physical activity and cognitive ability.… More »

It's difficult to separate the (positive or negative) experience of receiving medical care from the medical interventions themselves.… More »

And now a team of researchers find that "social jet lag" may also be linked with higher obesity rates.… More »

Recent science has shown how important our minds are to our bodies, but they also reveal how difficult it is to define and promote happiness.… More »

When should a patient consider themselves fully healed? Oncologist Mark A. Lewis explains that treating a health problem doesn't necessarily mean fixing it.… More »

At a time when kids are maturing emotionally and physically, it's important to set up good nutrition habits for the future.… More »

New research finds young people are more anxious than their elders -- but they're even less well-equipped to handle the pressure.… More »

The 'bad' kind of cholesterol, 'LDL,' has been effectively targeted by drugs like Lipitor known as statins. A treatment now in clinical trials could do even better.… More »

In a new study, self-esteem in some overweight girls didn't bounce back, even after their body mass index returned to normal.… More »

A new study find some biological differences in the brains of people suffering fro chronic fatigue syndrome, but little that can explain the problem.… More »

Women are increasingly delaying the decision to have children. But how long is too long?… More »

In addition to positive heart health effects, it helps cut your risk of cancer, too, new research suggests.… More »

Heavy use of the veterinary anesthetic turned recreational drug could have serious consequences.… More »

A new study identifies some traits of people whose marriages started off great but later fell apart. The warning signs? Poor communication, verbal aggression, and "inappropriate pessimism."… More »

Potentially harmful chemicals lurk in many everyday products, even if they're not listed on the box.… More »

Emergency efforts will keep the flow of lifesaving drugs to American doctors.… More »

The surprising results of a new study suggest that if kids are familiar with vegetables it makes no difference at all if you sneak them into food.… More »

How does having the disease you research in the lab every day affect your work? We spoke to nine doctors, and present their stories here.… More »

New research adds to our understanding of the learning process by showing exactly what's going on in the brain while performing tasks.… More »

A new study out of Yale University's School of Nursing and Child Study Center shows that a little bit of coaching can go a long way.… More »