A single week out of the year may not seem like a big deal - unless you're a tiny human waiting to greet the world. For preemies, every week counts.

Modern medicine is improving all the time through research and technology. But it cannot always address every problem – especially with extremely young preemies.

Did you and a brother or sister fight? A lot? Wouldn't it be nice to find a way to prevent your own kids from fighting each other? Sibling rivalry may be common, but it's also unhealthy.

Did you feel awkward asking your parents about sex? It turns out that parents aren't so eager either – especially fathers. A new study shows that a little education and encouragement can make Dad part of the sex talk.

Milk can do the body good. But if the calcium can't be absorbed well by kids, their bones don't do so well either. Kids with long-term digestive problems have lower bone density as they grow older, new research has found.

Insufficient sleep relates to various health problems. These include obesity, mental health problems and academic difficulties for kids. So are teens and kids getting enough sleep? A research team decided to find out using national survey data from three different years.

With the increase in cases of autism, researchers are constantly looking for possible causes of the condition. A new study looks at whether air pollution from traffic might play a role.

Serious gambling problems can destroy the life of a gambler and his loved ones. Researchers are now learning how to tell earlier on who might be more likely to develop a gambling problem.

Keeping your teeth healthy is hard to do, especially when poverty is a factor. And for kids growing up in hard economic times, keeping the entire body healthy is a real challenge.

It's challenging enough to raise headstrong toddlers. But toddlers and older kids whose mothers used cocaine during pregnancy? Their behavior can be especially difficult.