Neuroimmune crosstalk : How mental stress fuels vascular inflammation
Ulrike Meyer-Lindemann1,2, Hendrik B Sager3,4
1Department of Cardiology, German Heart Centre Munich, Technical University Munich, Lazarettstr. 36, 80636, Munich, Germany.
Insights
Mental stress significantly impacts cardiovascular disease by altering the immune system and vascular inflammation through neuroimmune interactions. Further research is needed to identify new therapeutic targets and refine treatment strategies for atherosclerosis.
Area of Science:
- Cardiovascular Science
- Immunology
- Neuroscience
Background:
- Cardiovascular diseases (CVDs) are a primary global cause of mortality.
- Metabolic and inflammatory pathways are key drivers in CVD development and progression.
- Emerging research highlights the critical role of inflammation in atherosclerosis.
Purpose of the Study:
- To elucidate the mechanisms by which mental stress affects the immune system and vascular inflammation.
- To explore the neuroimmune interactions underlying stress-induced cardiovascular risk.
- To identify research gaps and future directions for combating inflammation in cardiovascular disease.
Main Methods:
- Review of pre-clinical and clinical studies on mental stress and cardiovascular disease.
- Analysis of neuroimmune pathways linking stress to vascular inflammation.
- Examination of lifestyle-associated risk factors and their impact on the immune system.
Main Results:
- Mental stress, both acute and chronic, modulates immune responses, particularly leukocyte function.
- Neuroimmune interactions mediate the effects of stress on vascular inflammation.
- Lifestyle factors significantly influence immune system alterations relevant to atherosclerosis.
Conclusions:
- Mental stress is a significant factor in cardiovascular disease pathogenesis via immune system modulation.
- Understanding neuroimmune interactions is crucial for developing targeted anti-inflammatory therapies.
- Further research is essential to refine treatment strategies and identify patient responders for managing inflammation in cardiovascular disease.
Abstract:
Cardiovascular diseases are the leading cause of death worldwide. Pathophysiologically, metabolic and inflammatory processes contribute substantially to the development and progression of cardiovascular diseases. Over the past decade, the role of disease-propagating inflammatory processes has been strengthened and reframed, leading to trials testing anti-inflammatory drugs for the treatment of atherosclerosis and its complications. Despite these achievements, further research in both pre-clinical and clinical studies is warranted to explore new targets, to better identify responders, and to refine therapy strategies to combat inflammation in human disease. Environmental disturbances, so-called lifestyle-associated cardiovascular risk factors, greatly alter the immune system in general and leukocytes in particular, thus affecting the progression of atherosclerosis. Epidemiological studies have shown that exposure to mental stress can be closely linked to the occurrence of cardiovascular disease. Here, we describe how acute and chronic mental stress alter the immune system via neuroimmune interactions, thereby modifying vascular inflammation. In addition, we identify gaps that still need to be addressed in the future.
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