CardioExchange Archive

June 16th, 2014

Selections from Richard Lehman’s Literature Review: June 16th

Richard Lehman, BM, BCh, MRCGP

This week’s topics include statins and physical activity in older men, transitional care interventions to prevent heart-failure readmissions, and more.

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May 15th, 2014

Exercise: Can There Be Too Much of a Good Thing?

Larry Husten, PHD

In recent years researchers have developed a more complicated view of the relationship of health and exercise. Although observational studies have consistently shown that some physical activity is better than none, studies that have drilled deeper into the data suggest that these health benefits may be curtailed in people who exercise very frequently or very […]

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May 5th, 2014

Physical Activity Improves Heart Rate Variability In The Elderly

Larry Husten, PHD

A new study in Circulation offers fresh evidence that physical activity is beneficial to the heart in people aged 65 and older. Benefits were observed both in elderly people who reported the highest amount of overall physical activity and in those who increased their physical activity over time. U.S. researchers evaluated heart rate variability (HRV) using […]

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October 1st, 2012

Selections from Richard Lehman’s Literature Review: October 1st

Richard Lehman, BM, BCh, MRCGP

This week’s topics include exercise and mortality in those with diabetes, BP targets in those with type-2 diabetes, and the diagnostic accuracy of FFR from CT angiography.

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March 5th, 2012

New Insight Into Obesity and Physical Activity in Children

Karen Dorsey, MD, PhD

As obesity has increased among children, a clear link has been established between obesity and cardiovascular risk factors including high cholesterol, high blood pressure, and diabetes. However, less is known about whether being more physically active might protect children from developing these risk factors. Among adults, physical activity has been shown to reduce cardiovascular risk […]

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August 1st, 2011

Moderate Exercise Delivers the Biggest Bang for the Buck

Larry Husten, PHD

Although the beneficial effects of physical activity in lowering risk for coronary heart disease (CHD) have been long recognized, the relative benefits of different levels of activity are not well understood. Now, a meta-analysis published in Circulation helps fill this significant gap. Jacob Sattelmair and colleagues identified nine studies that provided quantitative data about the effects […]

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