The Impact of Depression, Anxiety, and Stress on Well-Being

Link Between Negative Emotional States and Chronic Diseases

Recent research highlights the correlation between negative emotional states, such as depression, anxiety, and stress, and the prevalence of chronic diseases. Among these, cardiovascular disease stands out as a leading cause of mortality globally.

Life’s Simple 7: A Strategy to Improve Cardiovascular Health

Overview of Life’s Simple 7

In response to the increasing issue of cardiovascular disease, the American Heart Association developed a framework known as Life’s Simple 7 (LS7). This initiative aims to enhance cardiovascular health across America by focusing on four health behaviors—smoking, diet, physical activity, and body mass index—as well as three health factors: blood pressure, total cholesterol, and fasting plasma glucose, a diabetes indicator. Each target is categorized into three score levels: ideal, intermediate, or poor, enabling individuals to assess their cardiovascular health status.

Racial Disparities in Cardiovascular Health

Research utilizing LS7 metrics in the United States has indicated that individuals meeting most ideal targets generally experience fewer unexpected cardiovascular incidents, such as heart attacks or strokes. However, alarming disparities were noted among racial groups, particularly affecting black individuals. Findings revealed that 82% of black participants scored poorly on five LS7 targets when compared to their white counterparts, indicating a higher likelihood of adverse cardiovascular health outcomes among black individuals.

The Role of Stress in Cardiovascular Health

Research Study Overview

A recent study published in the Journal of the American Heart Association explored whether the various stressors faced by black individuals impact LS7 targets and, consequently, their cardiovascular health. The study monitored a cohort of 4,384 black individuals aged 21 to 95 residing in Jackson, Mississippi.

Identifying Common Stressors

The research identified several common stressors affecting participants, including eight ongoing stressors (e.g., workplace challenges and discrimination), 87 recurring minor stressors from daily life, and 11 major life events (e.g., serious illness or job loss). To connect stress effects to LS7 targets, researchers assessed each target while considering participants’ demographic and socioeconomic backgrounds.

Healthy Habits and Their Influence on Heart Health

Current Health Behaviors in the Cohort

Despite 86.2% of participants being non-smokers—an ideal LS7 target—many exhibited cardiovascular disease risk factors. Approximately half of the participants had hypertension and elevated body mass index (BMI), while up to 20% were diagnosed with diabetes. The dietary habits of the cohort were concerning, with only 0.8% meeting the ideal LS7 dietary target, and only 20% achieving the recommended physical activity levels. Nevertheless, about half of the cohort maintained ideal levels for total cholesterol and fasting plasma glucose (FPG).

Impact of Stress on Smoking and FPG Levels

Stress was found to influence two LS7 targets. Participants experiencing high levels of stress, particularly chronic stress, were more likely to smoke. Moreover, younger individuals (under 55) who encountered significant life events were also more inclined to smoke. Additionally, stress from major life events elevated FPG levels, placing them within the poor target range, while overall stress similarly affected FPG levels in participants over 55.

Strategies for Reducing Stress and Promoting Heart Health

Findings and Implications

The study concluded that individuals with lower stress levels exhibited better cardiovascular health, independent of gender. However, the cohort’s singular geographical focus may limit the generalizability of these findings to broader black populations. The research suggests that chronic exposure to stress can lead individuals to adopt unhealthy coping mechanisms, such as smoking and poor dietary choices, which ultimately worsen health outcomes.

Need for Targeted Health Strategies

This underscores the necessity for health strategies tailored to the black community, considering the significant impact of stress on overall health and well-being.

References

Brewer LC, et al. Stress and achievement of cardiovascular health metrics: the American Heart Association Life’s Simple 7 in Blacks of the Jackson Heart Study. Heart Assoc. 2018. Available at doi:10.1161/JAHA.118.008855.

Written by Natasha Tetlow, PhD.