We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleWhat level of physical activity protects against premature cardiovascular death? The Caerphilly studyAuthorsYu, S; Yarnell, J W G; Sweetnam, P M; Murray, LPublicationHeart, 2003, Vol 89, Issue 5, p502ISSN1355-6037Publication typearticle