Well, they seem to be aware of it:  But Dr Qizilbash said the findings were not an excuse to pile on the pounds or binge on Easter eggs. "You can't walk away and think it's OK to be overweight or obese. Even if there is a protective effect, you may not live long enough to get the benefits," he added. Heart disease, stroke, diabetes, some cancers and other diseases are all linked to a bigger waistline.