Being overweight can have a wide range of effects on people's overall health, both mental and physical. And n umerous studies have shown that increased weight is associated with a decrease in sleep at night.

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.

Obese women who become pregnant face many challenges, but researchers have found that a little help can go a long way.

Watching TV may be entertaining, but for many, it also may involve some unhealthy habits — specifically, sitting and snacking. As such, watching too much TV could have serious consequences for people's health.

Diet and exercise are often recommended for weight loss. For people to get the most from their weight loss efforts, the order in which they diet and exercise may matter.

Weight loss surgery has been proving successful for many people. However, one type of weight loss surgery, called gastric bypass, has been slightly more successful for a certain race.

Dairy, calcium and vitamin D have been shown to help prevent colorectal cancer. But can they help people who’ve already had colorectal cancer?

Some research has shown that those who regularly drink or smoke are less likely to take their cholesterol medications. But people with a different unhealthy lifestyle factor do seem to take the medications meant to lower cholesterol and improve their health.

Endometrial cancer is less common in Asian countries than in Western countries. A new study has found these lower rates don't seem to result from a specific food that Asian women eat.

Cigarette smoking and diabetes are associated with a higher risk of pancreatic cancer. Now another risk factor for this cancer has been confirmed.