Osteoarthritis of the knee can get in the way of physical activity. For people with this condition, strong muscles may be the key to maintaining strong physical function.

In study after study, researchers have shown that being obese is unhealthy. Obesity can both cause and worsen disease. Rheumatoid arthritis is one disease that seems to get worse with obesity.

Teen obesity and eating disorders like purging and diet pill use are serious health concerns. Are these risks higher in teens who don’t identify as heterosexual?

Who doesn’t love French fries, fried chicken and doughnuts? And who doesn’t know that fried delicacies are not the best choice for your health? Well, the news isn't getting any better. These foods are now associated with increased risks of yet another cancer.

An outbreak of salmonella linked to ground beef has made 16 people sick in five states, according to the US Centers for Disease Control and Prevention.

Pregnancy can involve more risks for women who are obese. As obesity rates rise, so does the number of women seeking bariatric surgery to treat their obesity.

Before kidney transplantation, heavier patients are often told to lose weight to reduce the risk of complications. However, it's still unclear if some obese patients are too heavy to get a kidney transplant at all.

You’d have to have been living under a rock not to have heard that eating more fruits and vegetables is good for you. There’s new evidence that consuming more vegetables might lower the risks of one type of breast cancer.

Pregnant women are advised to take prenatal vitamins to ensure they get all the nutrients they need. But their weight may play a role in how many of those nutrients reach their baby.

If you really are what you eat, then what foods make the difference? Apparently, apples and oranges and broccoli and beans – if you want to feel calm and content each day.