Many of the deaths that occur around the world today may be preventable.

Weight loss surgery can produce dramatic results, but it seems that keeping the weight off can be a challenge.

Heart disease remains the leading cause of death in the US, but watching for certain risk factors may help give your heart a chance.

A cluster of health problems — collectively known as metabolic syndrome — puts many at possible risk for heart disease and stroke. The good news? Rates for this condition appear to be stabilizing in the US.

Polycystic ovary syndrome (PCOS) and infertility have been well-known dance partners for many years. Now new evidence suggests that PCOS is also dancing with a lot of other chronic health issues.

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.

Heart disease is the leading cause of death and disease in the United States. And some people may be more at risk than others — even if they have the same symptoms.

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.

Some of the biggest killers worldwide are diseases that can largely be prevented: heart disease, chronic respiratory disease, cancers and diabetes. But it will require some effort.

The heart keeps us going day in, day out, though we don't often stop and consider how to keep it going. Officials are encouraging people to devote time to heart health awareness this month.