Walking can also be a heart-pounding, calorie-burning workout that helps fight inactivity and its related metabolic diseases.

Monks traveling from Texas to Washington, D.C. on foot are drawing huge crowds for lunch and evening stops along their path.

Run for one minute. Walk for three minutes. Repeat this five times or about 20 minutes, two to three days a week. After three to four weeks, or once you feel ready, cut your three-minute walk down to ...