Lifetime Endurance Exercise to Prevent Coronary Artery Disease

Who May Qualify: - Lifelong endurance athletes: - Initiation of endurance sports before the age of 30 years - Activities at regional, national or international level - Sports: triathlon, cycling, distance running (1500 metres and longer) and rowing - Aged 45-70 years - Involved in competition and high-level training: - more than 10 hours per week for cyclists and triathletes - more than 6 hours per week for runners and rowers. - Late-onset endurance athletes: - Initiation of endurance sports after the age of 30 years and at least 6 months ago - Activities at regional, national or international level - Sports: triathlon, cycling, distance running (1500 metres and longer) and rowing - Aged 45-70 years - Involved in competition and high-level training: - more than 10 hours per week for cyclists and triathletes - more than 6 hours per week for runners and rowers. - Healthy non-athletes - subjects seen in the outpatient clinic for a work-related medical check-up - university alumni - subjects from multisports organisations - history of regular sports practice \<3 hours /week - participation in regular sports with a low dynamic component (e.g. billiards, darts or bowling) \>3 hours /week is allowed Who Should NOT Join This Trial: - history of smoking (\> 5 pack years) - history of diabetes - diagnosis of cardiopulmonary disorder prior to inclusion - medical treatment for arterial hypertension or hypercholesterolemia Always talk to your doctor about whether this trial is right for you.