Many people start to take vitamin D supplements to keep their bones strong as they age. But do these supplements really work, or are they a waste of money?

Typical treatment options for age-related macular degeneration — an eye condition that leads to vision loss in older people — can be invasive and uncomfortable, but there may be a simpler way to treat this disease.

For years now, we’ve been told to wear sunscreen to protect our skin from the sun’s harmful rays. Sunscreen keeps you from getting sunburned. But does sunscreen really protect against skin cancer?

It may sound obvious to say drivers should wear their seatbelts. For pregnant women, however, this warning is especially important to protect their child as well.

Kidneys that are working well help the body get rid of toxins and stay properly hydrated. When the kidneys stop working properly, one possible fix may be to get a new kidney.

Hepatitis, or inflammation of the liver, is often caused by infection with one of the hepatitis viruses. But reports are surfacing of a non-viral form of the disease with connections to a dietary supplement.

Thyroid cancer is on the rise in the US. Scientists can’t say exactly why this is happening. One theory is that improvements in imaging technologies are picking up more thyroid cancers during tests for other conditions.

Depression can be a symptom of both bipolar disorder and borderline personality disorder. Because of a patient's depressive symptoms, these two conditions may often be misdiagnosed or confused.

Studies have shown a link between gum disease and heart disease; both are driven by inflammation. Now it seems that link also may extend to treatments for heart problems — statins, which lower cholesterol, may help reduce gum inflammation.

Do you have a bad habit of tuning out or getting distracted while you're driving? There's no better time to start being a more attentive driver than now, during Drive Safely Work Week.