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Dr. Gwendolyn Graddy-Dansby, M.D. a geriantrician for Henry Ford Health Systems talks to her patient, Annie G. Watts, 81, after her dialysis treatment at the Henry Ford Center for Senior Independence in Detroit, Michigan, on Thursday, October 11, 2012. Watts is a Medicare recipient and really likes the care she gets at the Henry Ford facility; all of her appointments are handled for her. (Jessica J. Trevino/Detroit Free Press/MCT)
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Medical researchers and nutritionists long have touted the health benefits of black coffee, antioxidant-packed teas and dark chocolate. (Mark DuFrene/Contra Costa Times/MCT)
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DTE Energy analyst Laurie Payne of Rochester Hills, Michigan, sits on a balance ball chair. (Patricia Beck/Detroit Free Press/MCT)
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Maureen Carling received a lifetime achievement award in May from the Virginia Association for Hospices and Palliative Care for her work in pain management. (Kaitlin McKeown/Newport News Daily Press/MCT)
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Kolumbo, a service dog, detects when Kristin Wilson's blood-sugar levels are too low in Fresno, California, on Saturday August 6, 2009. (John Walker/Fresno Bee/MCT)
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Robbie Goodrich, center, and his 6-month-old son Moses, surrounded by some of the women in the community who are wet nursing Moses, at Goodrich's home in Marquette, Michigan, Monday, July 20, 2009. (Susan Tusa/Detroit Free Press/MCT)
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Dr. Michael Lange, a specialiist in Infectious Disease Medicine, treats HIV-AIDS patients at St. Joseph's Regional Medical Center in Paterson, New Jersey. (Elizabeth Lara/The Record/MCT)
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Argonne computational biologist Daniel Smith swabs the floor in a new hospital room to collect microbial samples at the new University of Chicago Hospital in Chicago, December 5, 2012. The hospital is not open to the public yet. (Alex Garcia/ Chicago Tribune/MCT)
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Dr. Cheryl Johnson observes through a two-way mirror as Cherry Dudley plays the role of patient describing symptoms as fourth-year medical student Emily Bennet practices diagnosing patients at Northeast Ohio Medical University's Wasson Center for Clinical Skills in Rootstown, Ohio. (Ed suba Jr./Akron Beacon Journal/MCT)
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Harlan Didrickson poses for portrait, August 17, 2012, outside his Rogers Park neighborhood home. He has written about his bipolar disorder and also blogs about his cat Charlie, at left. (Chris Walker/Chicago Tribune/MCT)
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Martin Rosenfeld, 90, shown with daughters, Cookie Gonik, left, and Shelley Rosenberg, in Farmington Hills, Michigan, on May 9, 2012, was originally diagnosed with Alzheimer's but further tests showed it was sleep apnea causing symptoms similar to Alzheimer's. (Susan Tusa/Detroit Free Press/MCT)
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Dawson and Landon Lawrence play in their home in Imperial, Missouri, on November 20, 2011. The family knew that Dawson would be born with Down Syndrome after a blood test during pregnancy revealed the condition. (David Carson/St. Louis Post-Dispatch/MCT)
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Fitness trainer John Benz, right, demonstrates how to do an assisted pull-up with Brett Pruitt. (Jim Barcus/Kansas City Star/MCT)
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Audiologist Rebecca Price, left, tests the threshold of hearing a special tone over white noise, as Teri Kim, in a soundproof booth, responds by pushing a button at Duke Hospital's Department of Speech Pathology and Audiology in Durham, North Carolina. (Harry Lynch/Raleigh News & Observer/MCT)
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Everday foods, such as bread and cheese, contain hidden sugar which can add up to push you over healthy daily limits. (Bill Hogan/Chicago Tribune/MCT)
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A woman walks across N. Keeler on the 3700 block in Chicago, Illinois, February 9, 2010. Some 10 percent of Chicago-area residents may have enough psychological and biological symptoms to be diagnosed with seasonal affective disorder. (Jose M. Osorio/Chicago Tribune/MCT)
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Lisa Newman, 36, of Roseville, runs in Grosse Pointe Shores as she trains for the Detroit Free Press Marathon, June 3, 2009. (Patricia Beck/Detroit Free Press/MCT)
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Eco-friendly lifestyle brand Gaiam is giving $1 from the sale of each pink-ribbon yoga mat to the Breast Cancer Research Foundation. The lightweight mat, which has a standard 3-millimeter thickness, comes with a Yoga workout download. (Chicago Tribune/MCT)
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Sid Simmons, 90, with his remarkable collection of early 1900's medicine bottles in the "pharmacy" of the new Colonial Drug museum in Los Angeles, California. (Don Bartletti/Los Angeles Times/MCT)
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Morgan Stippel, 19, a multi-sport athlete has had fire knee surgeries over the past five years. Here, she poses for a portrait at her home, July 3, 2012 in Woodbury, Minnesota. (Jerry Holt/Minneapolis Star Tribune/MCT)
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Gelse Tkalec, left, has a playful moment with her son Ethan before he goes in for aqua therapy in Burr Ridge, Illinois, May 1, 2012. (Nancy Stone/Chicago Tribune/MCT)
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Miami Beach oral surgeon Dr. Jeffrey Blum holds a molar similar to the one that would be sent to a cryogenics lab in New York City where it would be frozen and stored. (Marice Cohn Band/Miami Herald/MCT)
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Jana Begor, 68, left, who has struggled with her weight for decades, listens to Rebecca Sturges, M. S., in a therapy session in Sacramento, California, March 20, 2013. She has Binge Eating Disorder (BED), which is finally gaining recognition: The new Diagnostic and Statistical Manual of Mental Disorders will list it. (Renee C. Byer/Sacramento Bee/MCT)
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Elizabeth Dixon, wellness director at Chick-fil-A, has started a blog at www.biteanelephant.com (not affiliated with Chick-fil-A) to help people follow through and achieve their goals. Here, she works out at Chick-fil-A headquarters in Atlanta, Georgia, January 10, 2013. (Bita Honarvar/Atlanta Journal-Constitution/MCT)