Researchers Urge You to Avoid Processed Meats – Linked to Higher Risk of Mortality and Major Cardiovascular Disease

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Multinational research study released in The American Journal of Clinical Nutrition recommends that usage of moderate quantities of unprocessed meat is all right, however processed meats ought to be prevented.

  • The PURE research study is the very first international research study checking out the association in between unprocessed and processed meat consumptions with health results in low-, middle-, and high-income nations.
  • The usage of unprocessed red meat and poultry was not discovered to be related to death nor significant heart disease occasions.
  • In contrast, greater processed meat consumption was related to greater dangers of both overall death and significant heart disease.

Red meat is a significant source of medium- and long-chain saturated fatty acids, which might cause an increased threat of heart disease. Processed meat, which has actually been customized to enhance taste or extend its shelf-life, has actually likewise been related to an increased threat of heart disease. Dietary standards for that reason suggest restricting the usage of both red and processed meat based upon research studies that have actually connected them to greater dangers of heart disease. These research studies, nevertheless, have actually come mainly from populations in North America and Europe, restricting their worldwide applicability.

Published in The American Journal of Clinical Nutrition (AJCN), “Associations of Unprocessed and Processed Meat Intake with Mortality and Cardiovascular Disease in 21 countries (PURE): A Prospective Cohort Study,” has actually assisted to remedy a significant research study space, assisting us much better comprehend the worldwide health effect of meat and meat item usage. Dr. Romaina Iqbal, very first author of the research study kept in mind, “evidence of an association between meat intake and cardiovascular disease is inconsistent. We therefore wanted to better understand the associations between intakes of unprocessed red meat, poultry, and processed meat with major cardiovascular disease events and mortality.”

In order to perform their research study, the authors of this research study dealt with information from the Prospective Urban Rural Epidemiological (PURE) research study, a long-lasting research study released in 2003 by Dr. Salim Yusuf, Director of Population Health Research Institute, Canada, and Principal Investigator of the PURE research study. The PURE research study has actually tracked the dietary routines and health results of more than 164,000 individuals from 21 low-, middle-, and high-income nations throughout 5 continents.

According to Dr. Mahshid Dehghan, among the research study’s authors and Investigator at the Population Health Research Institute of McMaster University and Hamilton Health Sciences, “the PURE study is the first multinational study that provides information on the association between unprocessed and processed meat intakes with health outcomes from low- and middle-income countries. Moreover, the PURE study examines substantially more diverse populations and broad patterns of diet, enabling us to provide new evidence.”

Participants’ dietary routines were taped through making use of food frequency surveys. In addition, information was gathered on individuals’ death and significant heart disease occasions, making it possible for the research study authors to figure out the associations in between meat usage patterns and heart disease occasions and death.

Upon finishing their analysis, the research study authors “did not find significant associations between unprocessed red meat and poultry intake with mortality or major cardiovascular disease.” By contrast, processed meat consumption was related to greater dangers of overall death and significant heart disease.

The authors think that extra research study might improve our present understanding of the relationship in between meat usage and health results. For example, it isn’t clear what research study individuals with lower meat consumptions were consuming rather of meat, and if the quality of those foods varied in between nations. These alternatives might have ramifications in additional translating the associations in between meat usage and health results. Nonetheless, the authors think their findings “indicate that limiting the intake of processed meat should be encouraged.”

Reference: “Associations of unprocessed and processed meat consumption with death and heart disease in 21 nations [Prospective Urban Rural Epidemiology (PURE) Study]: a potential friend research study” by Iqbal R, Dehghan M, Mente A, Rangajaran S, Wielgosz A, Avezum A, Seron P, AlHabib KF, Lopez-Jaramillo P, Swaminathan S, et al., 31 March 2021, American Journal of Clinical Nutrition.
DOI: 10.1093/ajcn/nqaa448