This story appears in the May 2010 issue of National Geographic magazine. Cheryl Dinges is a 29-year-old Army sergeant from St. Louis. Her job is to train soldiers in hand-to-hand combat. Specializing ...
Spring flowers, summer sunshine, fall foliage, and snowy landscapes — watching seasons change can be a delight. But those changes can also trigger migraine attacks. In fact, up to 50% of people with ...