Dallas, Texas - The heart is the only muscle that contracts and relaxes continuously over a lifetime to pump oxygen-rich blood to the body’s organs. Researchers at UT Southwestern Medical Center now have identified a previously unrecognized enzyme that could optimize contraction and lead to new strategies to treat heart failure.

Baltimore, Maryland - She no longer recognizes a Van Gogh, but can tell you how to prepare a watercolor palette. She can’t recall a single famous composer, but knows the purpose of a viola’s bridge.

Rochester, Minnesota - In 2012, Mayo Clinic's Center for Innovation and Department of Obstetrics and Gynecology began enrolling volunteers in an experimental program called the OB Nest Project. The program's goal: Reduce the number of prenatal visits for women with uncomplicated pregnancies by giving them equipment and education to monitor their blood pressure and the baby's heartbeat at home. This approach broke new ground in a care system that hadn't seen much change "since the telephone was invented," the Star Tribune reported at the time.

Scottsdale, Arizona - Sometimes the strongest food cravings hit when you're at your weakest point emotionally. You may turn to food for comfort - consciously or unconsciously - when facing a difficult problem, feeling stressed or even feeling bored.

Rochester, Minnesota - When people seek information on health-related symptoms, many turn to the internet, and Google in particular, as the first stop. Now, when consumers access Google’s mobile search for information about certain symptoms, they will get facts on relevant related medical conditions up front on their smartphone or other mobile device.