Certain foods naturally contain more acid than others. There's been much debate about how those acids affect some bodily functions, such as the kidneys' job of getting rid of toxins and helping balance chemicals the body makes naturally.

It' s okay to enjoy a soft drink every once in a while. But drinking lots of soda on a regular basis could be harmful for your kidneys, according to a recent study.

Have you ever felt a "runner's high," that relaxing, happy feeling after a bout of exercise? Research shows that it could be an effective treatment for some types of anxiety.

Exercise can help your body become stronger, faster and more resilient. And a fitter body might mean a fitter mind as people age.

While physical activity is generally good for the body, vigorous sports activity can be risky for untrained people. The risks for women may be pretty rare, at least where the heart's concerned.

Eating trans fat, a type of fat that raises your bad cholesterol, can also raise your risk of heart disease. Because of this, the US Food and Drug Administration (FDA) wants it removed from foods.

A shaker of salt can be found at almost every table — but new research is suggesting that people with kidney problems might want to give the mineral a second thought.

Weight loss surgery can be an effective treatment for some patients who are obese. However, patients with kidney disease may want to consider the risks before deciding on that treatment.

Protein is often associated with meat and eggs. But vegetables can contain the nutrient too, and according to a new study, perhaps in a way that is healthier for people with kidney problems.

To prevent childhood obesity, it is important to know the kinds of unhealthy foods kids may be eating. Just as important to know, though, may be where kids are getting these unhealthy foods from.