The experiment Sports scientist Peter Krustrup and his colleagues from the University of Copenhagen, the Copenhagen University Hospital and Bispebjerg Hospital have followed a soccer team consisting of 14 untrained men aged 20 to 40 years.

Two-time Olympic gold medalist Haile Gebrselassie will make debut in the New York City Half-Marathon next month. The 34-year-old Ethiopian, who has only run three times in the United States, will compete on Aug. 5 in the race from Central Park through Times Square to Battery Park.

Drizzly, windy conditions kept the Prefontaine Classic from being as good a meet as it could have been. Both Alan Webb and Bernard Lagat ran disappointing races, while Matt Tegenkamp and Nick Symmonds both stepped up to the world stage. Let's go over the highlights:

In preparation for this year's Boston Marathon, the Massachusetts Bay Transportation Authority will enhance service to accommodate the thousands of fans expected to attend the event. Extra T officials and T Police will be on hand to provide assistance throughout the day. The following schedule and services will be in effect Marathon Monday, which include adjustments to North Shore bus routes to accommodate the Paul Revere re-enactment ride.