Want a longer life Volunteer to do good and you might benefit at least as much. Visiting the sick, feeding the hungry and (36) that committee no one else wants to touch are morally admirable—but being (37) can also be good for both body and soul. A new review of the health effects of volunteering found that helping others on a (38) basis—like serving food in a soup kitchen or reading to the blind—can reduce early (39) rates by 22%, compared to those in people who don’t participate in such activities. The review, which included 40 studies and was published in BMC Public Health, also revealed that volunteers benefit from reduced rates of (40) and an increased sense of life satisfaction and well being—doing good, it seems, made them feel good. "Our systematic review shows that volunteering is associated with improvements in health," lead author, Dr. Suzanne Richards of the University of Exeter Medical School in England, said in a statement. But don’t expect to (41) the benefits of longevity after tossing a few coins in the next charity collection you encounter. It takes regular (42) of time and effort to engage the sense of reward that comes from volunteering—in the research, participants volunteered at least an hour of work, once a month and often, pitched in more (43) . Helping others probably benefits health by increasing social contact and reducing (44) , which another review found to be as dangerous as smoking in contributing to high blood pressure, heart attacks, strokes and dementia. In contrast, (45) with friends and family— which volunteer work promotes—lowers dementia risk. A. mortality I. selfless B. socializing J. elegant C. chairing K. sacrifice D. collect L. oppression E. regular M. depression F. stimulate N. conservation G. reap O. loneliness H. frequently