Cardiovascular Disease / Health / Mortality

Tweeting our Happiness and Health

I previously wrote about the novel use of Twitter to predict geographic happiness, citing a study that used a geo-tagged data set of over 80 million words generated in 2011 on Twitter to estimate the happiest and saddest states (shown in red and blue, respectively, on the map). Authors describe their methodology as follows: “To measure sentiment … Continue reading

Cardiovascular Disease / Evidence / Exercise / Health / running

Age is Just a Number: What’s Your Fitness Age?

Chronological age is but one predictor of health and longevity, and a poor one at that.  Substantial evidence suggests that aerobic fitness (otherwise known as cardiorespiratory fitness) is more indicative of disease risk and mortality, but the gold standard of measuring fitness is through a laboratory measurement we call maximal oxygen uptake (or VO2max). This involves a … Continue reading

Cardiovascular Disease / Evidence / Health

Correlate This: When Statistics Go Wrong for Health and Exercise

The saying “Correlation does not imply causation” has been echoed throughout statistics classrooms and science hallways world-wide, and is seemingly uttered at least once at every major scientific conference. In short, it means that just because two variables are correlated (i.e., associated with each other), one does not cause the other.  But too often, especially in … Continue reading

Cardiovascular Disease / Evidence / Health

The Vitamin D-Bate

On the surface, it sounds dramatic. Low Vitamin D causes death. At least, that’s how the headlines would read if this were a criminal investigation. Hundreds of studies to date have published an inverse association between Vitamin D and the risk of death due to cardiovascular disease, cancer, and other causes: the lower the Vitamin D level, the higher the … Continue reading

Cardiovascular Disease / Evidence / running

Of Research and Writing

Just a quick post to advertise a research study going on in our lab at Hartford Hospital: Seeking Active Adults Taking Cholesterol-Lowering Drugs for a Research Study Hartford Hospital researchers are recruiting men and women over age 40 who train in endurance activities (running, swimming, cycling) at least 5 hours per week and take cholesterol-lowering … Continue reading