Staci Moritz and her son Aidan, 11, play at a park in their neighborhood in Portland, Ore. Caring for three children and her injured husband exacerbated her health problems. Beth Nakamura for NPR hide caption

itoggle caption Beth Nakamura for NPR

Ed Damiano and his son David, 15, play basketball at home in Acton, Mass. Ed has invented a device he hopes will make David's diabetes easier to manage. Ellen Webber for NPR hide caption

itoggle caption Ellen Webber for NPR

Researchers say that setting your thermostat a little lower can help you burn more calories. iStockphoto hide caption

itoggle caption iStockphoto

A customer buys produce at the Euclid Market in the Boyle Heights neighborhood of East Los Angeles in December. The market was reopened in 2013 as part of a project to promote healthy eating among the city's Hispanic population. Courtesy of UCLA Fielding School of Public Health hide caption

itoggle caption Courtesy of UCLA Fielding School of Public Health

Before you get too far along, you should get a blood test for diabetes. Emiliano Rodriguez/iStockphoto hide caption

itoggle caption Emiliano Rodriguez/iStockphoto

The skull of a female Neanderthal, who lived about 50,000 years ago, is displayed at the Natural History Museum in London. Rick Findler/Barcroft Media/Landov hide caption

itoggle caption Rick Findler/Barcroft Media/Landov

Just knowing that someone is obese doesn't mean they would benefit from bariatric surgery, doctors say. iStockphoto.com hide caption

itoggle caption iStockphoto.com

Angelina Jolie took a genetic test to find out her risk of breast cancer, and had a preventive double mastectomy. Alastair Grant/PA Photos /Landov hide caption

itoggle caption Alastair Grant/PA Photos /Landov

A microscopy image of a rat pancreas shows the insulin-making cells in green. Masur/Wikimedia.org hide caption

itoggle caption Masur/Wikimedia.org

Most people polled in a new survey said government programs to make fresh fruits and vegetables more affordable sound like a great idea. iStockphoto.com hide caption

itoggle caption iStockphoto.com

A performer drinks a soda in Ahmedabad, India in 2010. A study found that rising diabetes prevalence in countries like India is strongly tied to sugar consumption. Sam Panthaky/AFP/Getty Images hide caption

itoggle caption Sam Panthaky/AFP/Getty Images