Here’s one more study on the Atkins diet and flow-mediated dilation. This one was for 52 weeks. The result: “FMD decreased in LC (5.7 +/- 0.7% to 3.7 +/- 0.5%” (LC = low-carbohydrate).
So at some point you have to ask, why are people signing up for a diet that directly impairs vascular health?