A new study indicates that mid-life obesity is dangerous, even in the absence of other risk factors such as high blood pressure or high cholesterol.

Speaking of obesity, it appears that our attitudes and opinions about weight have changed over the past several years.

Also, we talk about the diabetes epidemic and how many experts believe it will be devastating, both socially and economically.

Plus, still further evidence that physical activity is great for your brain.

Dr. Cooper takes calls.