In the case of patients with obesity and their risk of kidney disease, what they don't know might hurt them — and many don't know, a new study found.

The American Heart Association (AHA) has identified seven simple steps people can take to reduce their risk of heart disease. But new evidence suggests that the AHA's "Life's Simple 7" may wind up benefiting much more than patients' hearts. {C}

If you needed another reason to get off the couch and move around, here it is.

Obesity and metabolic problems may not always go hand-in-hand. Some obese people may not develop the metabolic changes that are often tied to obesity.

Obese patients sometimes choose weight loss surgery to improve their heart health and drop pounds more quickly. And new research suggests the surgery may improve kidney function.

Serious illness does not always strike suddenly. Sometimes, it comes at the end of long road marked by other health problems. Kidney disease often is preceded by other avoidable health problems.

Scientists don’t fully understand calciphylaxis, a rare and potentially deadly blood vessel condition. But new research points to some of the major factors linked to the disease.

Eating healthily and exercising regularly have many health benefits for your heart and metabolism. New research suggests these healthy habits may also protect against kidney stones.

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.

If your kidneys are failing, you may have sought an opportunity to be on the kidney transplant list. What can you do while you're waiting to get the most out of a transplant?