"When we were kids in school, we all looked forward to recess," said Dr. Antronette Yancey of the UCLA School of Public Health. "We need better branding for physical activity." Author of "Instant ...

At precisely 1:05 p.m., Stacey Thompson announced, "OK. It's time!" Within seconds, a dozen co-workers in her downtown Washington office had gathered by the reception desk to march in place, roll ...

We all know by now that we should be getting 30 minutes a day of moderate to vigorous physical activity on most days. Yet for all the proselytizing, wheedling and cajoling, only about 5 percent of the ...