British Journal of Sports Medicine · 2009 · 20 citations · 28 references
Prior cardiovascular disease, smoking, and a recent episode of fatigue or flu-like symptoms are associated with an increased risk of exercise-related acute cardiac events. Athletes and physicians should pay careful attention when these factors exist or occur.
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Physical Activity and Public Health
William L. Haskell, I‐Min Lee, Russell R. Pate et al. · Circulation · 2007 · 6.5K citations · Full text
ACC/AHA 2002 Guideline Update for Exercise Testing: Summary Article
Raymond J. Gibbons, Gary Balady, J. Timothy Bricker et al. · Circulation · 2002 · 2.6K citations