Having low levels of vitamin D has been associated with a host of health problems. Researchers now believe this deficiency could have a life-long impact on girls.

Regular exercise may do more than help keep your body in tip top physical shape. It may also prevent brain damage linked to Alzheimer's disease.

For years, controversy has swelled around the safety of using a common technique to determine if head and neck melanoma has spread. A recently published study finds that sentinel node biopsies are both safe and useful.

Summer vacation for kids usually means late nights and sleeping in; but when it's time for school to start, getting back into a good sleep schedule is vital for health and school performance.

Going off to college is a major milestone in life, and an exciting time for many young adults. But it can also be a time of difficult adjustment and even despair, that can lead to suicidal thoughts.

How a 60-year-old drug used to treat an even older disease, tuberculosis (TB), works has never really been understood, until now. Pyrazinamide (PZA) appears to be a tie that binds TB progression.

Attention deficit - hyperactivity disorder (ADHD) has a lot of genetic cousins, ranging from autism to diarrhea. Researchers have recently added childhood asthma to the list.

Like many autoimmune diseases (when the immune system mistakenly attacks healthy body tissue), rheumatoid arthritis is associated with other health problems and can harm many parts of the body, including the heart.

Cardiac arrest is a leading cause of death but that doesn't mean all cases are fatal. However, patients with certain types of cardiac arrest may actually have higher mortality rates

Prime time women who have added a few extra pounds over the years often have trouble finding a successful diet and exercise program. Is there support available to help diet success?