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Raising 'Good Cholesterol' Might Not Help

It doesn't seem to cut heart risks in major new study
By John Johnson,  Newser Staff
Posted May 16, 2012 6:42 PM CDT
Raising 'Good Cholesterol' Might Not Help
A new study has doctors questioning the strategy of trying to raise levels of 'good cholesterol.'   (Shutterstock)

(Newser) – If you've been diligently working to raise your levels of "good cholesterol" to maintain a healthy heart, a study in the Lancet has some sobering news: You might be wasting your time. It's true that high levels of the cholesterol, called HDL, are associated with a lower risk of heart disease. But the study calls into question that all-important principle of "causal effect"—HDL itself may not be a cause of the lower risk, just a reflection of it, explains the New York Times.

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“I’d say the HDL hypothesis is on the ropes right now,” a professor at the University of Texas Southwestern Medical Center tells the Times. The study could have a huge impact on the pharmaceutical industry, which is busy testing drugs designed to raise HDL. As for the so-called bad cholesterol, or LDL: The study makes clear that it's still good practice to lower LDL through drugs or lifestyle changes, notes the Daily Mail. (Read more HDL stories.)

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