Quinoa is a high-protein grain from South America that has become more popular in recent years. A recent study examined whether people who could not eat gluten could tolerate this grain.

People with severe rheumatoid arthritis (RA) can be depressed about their health situation and anxious about what lies ahead. A new study looked at just how many people with RA were depressed.

Knee and hip replacement surgeries are becoming more common as the population ages. Thus, there is a greater need to ensure these replaced joints don't fail.

The way in which diseases are diagnosed can change, as was recently the case with autism. And these new changes in diagnostic criteria could change how many children are diagnosed with autism.

Deciding how to treat a condition like high cholesterol can be tough, especially when some treatment options have been tied to an increased risk of other health problems.

When people start to run a fever from the flu, they often turn to medications like ibuprofen to bring the fever down. But it seems this common strategy might be dangerous.

Many people have insomnia symptoms from time to time, but who's at risk for persistent insomnia? That's a question researchers recently set out to answer.