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Not even middle-aged white men should worry about it. It was more "This population had the highest coronary artery calcification, which matches what other studies have found. We should look into it more" rather than "These white dudes gotta slow down or their hearts'll give out".

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I appreciate your response. I’m under the impression that the white men who exercised more had more calcification:

> Instead, Laddu and her colleagues found that participants in trajectory group three, or those who exercised the most, were 27 percent more likely than those in trajectory group one to develop CAC by middle age. CAC was measured during the participants’ 25th year in the study using computed tomography, a CT scan, of the chest. At year 25, participants were ages 43 to 55.

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