Impact of Fast Food Proximity on Heart Disease Risk in The Netherlands

Study Overview

A comprehensive study conducted across The Netherlands explored the correlation between the proximity of fast-food restaurants and the likelihood of developing heart disease. Over the past decade, the number of fast-food restaurants has surged, appealing to individuals seeking quick and convenient meal options, particularly those with busy lifestyles. This increase coincides with a rise in cardiovascular diseases (CVD), which can cause chronic health issues and potentially result in death. The study suggests that fast food establishments may contribute to the escalation of CVD by offering food that is high in calories, heavily processed, and rich in salt and saturated fats.

Designing a Nationwide Study

While previous research has examined the link between fast food availability and CVD, results have varied due to differing methodologies. To address this, a team of researchers conducted a longitudinal study involving 2,472,004 adults aged 35 and older residing in The Netherlands. They utilized data from three national registers to confirm that participants had no prior history of CVD and had lived at the same address for a minimum of 15 years. The researchers assessed the number of fast-food restaurants located within 500 meters, 1000 meters, or 3000 meters of each participant’s home.

In contrast to earlier studies that measured the prevalence of CVD at a single point in time, this investigation focused on new CVD events that occurred over a 12-month timeframe. These events included first-time hospital admissions for CVD and fatalities resulting from CVD, encompassing coronary heart disease, stroke, and heart failure. The analysis, published in the European Society of Cardiology, also considered factors such as urbanization, population density, neighborhood income, and various patient characteristics including age, sex, ethnicity, marital status, and comorbidities.

Increased CVD Risk for Urban Residents

The findings revealed that individuals living in urban areas near at least one fast-food restaurant faced a heightened risk of developing CVD compared to those in regions without such establishments or in rural areas with fewer fast-food options. Specifically, participants with a minimum of two fast-food restaurants within 500 meters of their home exhibited a 7-15% increased likelihood of developing CVD, coronary heart disease, and heart failure. Furthermore, the risk of stroke rose by 9% for those residing in areas with at least three fast-food restaurants. Similar trends were observed for individuals living within 1000 meters of at least five fast-food outlets regarding CVD, coronary heart disease, and heart failure.

Regulating Fast Food Density

Despite establishing a significant association between the density of fast-food restaurants and an increased risk of CVD and coronary heart disease in urban settings, the researchers acknowledged limitations in their study. They suggested that future research should investigate the effects of additional risk factors such as smoking, alcohol intake, and dietary habits, and proposed extending the study duration for more comprehensive insights.

Nevertheless, the study underscores the influence of fast-food restaurant density on public health. As a response, guidelines advocating for the regulation of fast-food establishments in certain environments have been proposed to help mitigate the risk of CVD through improved dietary practices.

References

(1) Poelman M, et al. Relations between the residential fast-food environment and the individual risk of cardiovascular diseases in The Netherlands: A nationwide follow-up study. Eur J Prev Cardiol. 2018. Available at doi: 10.1177/2047487318769458.
(2) Mayor S. People living near fast food outlets more likely to develop heart disease, study shows. BMJ. (Published 24 April 2018). Available at: doi: 10.1136/bmj.k1800.