A woman experiences a variety of changes to her body while she's pregnant. While these are normal changes, they might influence her alertness or the way she's feeling occasionally.

As the population ages, more older people are having surgery. Careful assessment of the risks before surgery may help these people do better afterwards.

Walking or riding a bicycle to school is a great way for children to get extra physical activity — but only if it's safe for them to do so.

Electronic cigarettes have grown in popularity over the past several years. But greater popularity and use also mean more opportunities for children to find them.

While there are many smart phone apps marketed as aids to help you manage your health, not all of these health apps are necessarily safe or offer sound advice, according to the authors of a recent editorial.

Young adults are often warned about the dangers of drinking and driving, but new research shows that the dangers may be even greater for seniors. 

The elderly often won’t benefit from many of the procedures or tests recommended for younger folks. That's why the American Geriatrics Society has released a list of 10 therapies to carefully consider before using in the older population.

Many people have questions before surgery. Some of the things they don’t ask are those that their surgeons most need to know.

It seems natural to use the "best" tool for a job. But what if that tool involves extra risks? And what if the risk is to children?

The large amount of antibiotic use in the past several decades has led to a new problem with antibiotic-resistant bacteria. Decreasing antibiotic use is an important step to address the new problem.