PerspectivesNature RunAlison van DiggelenAug 4, 2006 at 12:37 AMSave ArticleSave ArticleFailed to save articlePlease try againFacebookShare-FBTwitterShare-TwitterEmailShare-EmailCopy LinkCopy LinkTo stay in shape, Alison van Diggelen will take a run in the sun over a sweaty, noisy gym any day. Sponsored See Comments