Graphs of the Effect of Carbohydrates on Cortisol

This is just a random post of graphs measuring the effect of carbohydrates (glucose and sucrose) on cortisol. Continue reading

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Why Whole Grains are Not a Healthier Alternative to Refined Grains

“Eat your damn whole grains!” If you’ve ever known a nutritionist, there’s a pretty good chance they might utter some variation of this advice. Whole grains, they say, are so much better than those nutrient depleted refined grains because the whole grain is full of vitamins and minerals which are removed during the refining process. Continue reading

Why Omega-3 Fatty Acids Still May Reduce the Risk of Cardiovascular Disease

Recently a meta analysis of omega-3 studies concluded “omega-3 PUFA supplementation was not associated with a lower risk of all-cause mortality, cardiac death, sudden death, myocardial infarction, or stroke based on relative and absolute measures of association” (18). News outlets reported on this study and the public opinion of fish fat as a beneficial compound for preventing cardiovascular disease likely suffered. I won’t get into my problem with meta analysis studies like this (or this one in particular), but I will say I think there is convincing evidence that omega-3’s will reduce the risk of CVD. Continue reading

Why Consumption of Omega-6 Polyunsaturated Fat Should Not Be Recommended as a Dietary Strategy to Prevent Cardiovascular Disease

Vegetable oils are often recommended as a heart healthy replacement for saturated fat in the diet. A 2011 a report by the USDA Center for Nutrition Policy and Promotion concluded: “The evidence shows that a decrease in (saturated fat) equivalent to 5 percent of calories, replaced by (polyunsaturated fat)…decreases risk of CVD”. This view, based on epidemiological evidence, is particularly perplexing given the existence of a superior form of evidence, randomized controlled trials, which have not only evaluated this very subject but also frequently contradicted the quote above. Continue reading