AP - Yes, he's obsessed with grooming, and he occasionally barks at you, but in most ways Isaac is not your typical fitness instructor. He weighs in at 350, eats 16 pounds of food at a time and he's only 9 years old. And he's a seal.

HealthDay - THURSDAY, June 25 (HealthDay News) -- Despite having one of the highest rates of obesity in America, the poor are less likely to undergo weight loss surgery than obese people who are better off financially, new research shows.

AFP - Weight-loss surgery that curbs food intake by stitching up parts of the stomach or small intestine reduces the risk of cancer in obese women by more than 40 percent, according to a study released Thursday.

HealthDay - TUESDAY, June 23 (HealthDay News) -- Being overweight or obese as a young adult increases the risk for pancreatic cancer, and obesity in middle age is linked with poorer survival from the disease, a new study finds.

AP - Women who have their stomachs stapled not only lose weight, they also may reduce their cancer risk by up to 40 percent, new research says. In a study of more than 2,000 obese people who had surgery to reduce the size of their stomachs, Swedish researchers found women who had the procedure were less likely to get cancer than those who did not.

Reuters - Weight-loss surgery may help obese women lower their risk of developing cancer, Swedish researchers said on Tuesday.

Reuters - In a study of urban-living mostly African American adolescents, nearly 40 percent were overweight or obese, and 27 percent of these youngsters underestimated their weight, researchers report.

AFP - Obesity during early adulthood raises the chances that a person will be diagnosed with pancreatic cancer, according to a study released Tuesday.

HealthDay - MONDAY, June 22 (HealthDay News) -- Obesity is already linked to heart disease, diabetes and high blood pressure, but new research finds those extra pounds can also significantly increase a woman's risk of developing endometrial cancer, especially if she experiences early menopause.

AP - Vermont dairy farmers Tim Maikshilo and Kristen Dellert, mindful of shrinking their carbon footprint, have changed their cows' diet to reduce the amount of gas the animals burp — dairy cows' contribution to global warming.