Tag: interval training

Other than fat loss, it seems the most popular reason to perform cardio routines is for heart health. Helgurud, et al (2004) found high intensity aerobic exercise is superior to moderate exercise as well when studying stable patients with coronary artery disease. Dr. Al Sears, author of the book “The Doctor’s Heart Cure,” is quoted as saying : “Heart attacks aren’t caused by a lack of endurance. Heart attacks typically occur at rest or at periods of very high cardiac output. Often there is a sudden increase in demand. A person lifts a heavy object or receives an unexpected emotional blow. The sudden demand for cardiac output exceeds the heart’s capacity to adapt. What you really need is a faster cardiac output. By exercising for long periods, you actually induce the opposite response. When you exercise continuously for more than about 10 minutes, your heart has to become more efficient. Greater efficiency comes from downsizing. Continue reading “Heart Health”