Data from more than 25,000 female health professionals who participated in the Women's Health Study has revealed a 25% reduction in cardiovascular risk among those who consumed a diet rich in plants and olive oil and low in meats and sweets.
Changes in signals of inflammation accounted for 29% of the cardiovascular risk reduction), glucose metabolism and insulin resistance 27.9%, and body max index 27.3%. There were also connections to blood pressure, various forms of cholesterol, and other biomarkers, but these were less important.
https://www.eurekalert.org/pub_releases/2018-12/bawh-rew120718.php
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(2018). Assessment of Risk Factors and Biomarkers Associated With Risk of Cardiovascular Disease Among Women Consuming a Mediterranean Diet.
JAMA Network Open. 1(8), e185708 - e185708.