Tuesday, September 2, 2025
Science
No Result
View All Result
  • Login
  • HOME
  • SCIENCE NEWS
  • CONTACT US
  • HOME
  • SCIENCE NEWS
  • CONTACT US
No Result
View All Result
Scienmag
No Result
View All Result
Home Science News Medicine

Shingles Vaccine Reduces Heart Disease Risk for Up to Eight Years, Study Finds

May 5, 2025
in Medicine
Reading Time: 3 mins read
0
66
SHARES
602
VIEWS
Share on FacebookShare on Twitter
ADVERTISEMENT

In a groundbreaking observational study recently published in the European Heart Journal, researchers have provided compelling evidence that vaccination against shingles may extend protective benefits well beyond the prevention of the painful viral rash. An extensive analysis involving over 1.2 million individuals aged 50 and above in South Korea revealed that recipients of the live zoster vaccine experienced a significant 23% reduction in the risk of various cardiovascular events. These include stroke, heart failure, and coronary heart disease, all of which carry substantial morbidity and mortality worldwide.

The study, which tracked participants over a period beginning in 2012 and extending up to 12 years, meticulously linked vaccination status with comprehensive cardiovascular health records. This data was further adjusted for confounding variables such as age, sex, socioeconomic status, and lifestyle factors including smoking, alcohol consumption, and physical activity levels. One of the most striking findings was that the protective cardiovascular effect of the vaccine was most prominent in the two to three years following immunization, yet the benefit appeared to endure for as long as eight years post-vaccination.

The live zoster vaccine used in this investigation contains an attenuated form of the varicella zoster virus (VZV), which reactivates later in life to cause shingles. This recombinant live virus serves to stimulate an immune response capable of not only preventing shingles but, according to the study’s findings, also mitigating systemic inflammatory processes linked to cardiovascular pathology. Professor Dong Keon Yon, the lead investigator from Kyung Hee University College of Medicine in Seoul, emphasized that shingles itself is known to provoke vascular inflammation, endothelial damage, and prothrombotic states—all factors intricately connected to cardiovascular disease onset and progression.

Particularly compelling was the observation that vaccine recipients under the age of 60 and males garnered a more pronounced decrease in cardiovascular risk, potentially reflecting differential immune responses or biological susceptibilities in these subgroups. Equally noteworthy was the enhanced protective effect seen in individuals with typically higher risk lifestyles, such as tobacco users and those leading sedentary lives, suggesting that shingles vaccination could be a strategic intervention even among those with established cardiovascular risk factors.

Historically, the link between herpes zoster and cardiovascular disease has been acknowledged, yet the causative and protective mechanisms had remained elusive. This large-scale cohort study, representing one of the most robust and comprehensive efforts to date, advances the concept that vaccination may interrupt the pathophysiological cascade initiated by VZV reactivation. By preventing shingles, the vaccine may reduce the chronic inflammatory burden and vascular injury that predispose to atherosclerosis and cardiac events.

It is important to highlight that the study’s use of an Asian population cohort might limit the immediate generalizability of its findings to broader, ethnically diverse populations. Nonetheless, the extensive sample size and duration provide a compelling foundation for the hypothesis that shingles vaccination exerts cardiovascular benefits. Additionally, since the live zoster vaccine is contraindicated in certain groups, such as immunocompromised individuals, further investigation into the recombinant non-live zoster vaccine—now widely implemented in many countries—is essential to understand whether similar cardiovascular protective effects are observed.

The research team underscores that despite the observed associations, their study cannot definitively establish causality, as residual confounding factors and biases inherent to observational designs cannot be fully excluded. However, their rigorous adjustment for multiple potential confounders and the dose-response-like pattern seen with the duration of vaccine efficacy strengthen confidence in the observed link.

From a mechanistic perspective, VZV infection is suspected to trigger endothelial dysfunction and inflammatory cascades capable of disrupting the delicate equilibrium of vascular homeostasis. These pathological processes include direct viral invasion of blood vessel walls and induction of a pro-inflammatory milieu conducive to thrombus formation and plaque instability—hallmarks of cardiovascular events such as myocardial infarction and stroke. Therefore, immunization against VZV may effectively reduce these insults, thereby lowering the incidence of subsequent cardiovascular morbidity.

The potential public health implications of these findings are profound. Given the global burden of cardiovascular diseases and the increasing prevalence of shingles in aging populations, integrating shingles vaccination into preventive cardiology protocols could represent a novel strategy to curb cardiovascular risk. Moreover, this approach leverages an existing approved vaccine, potentially enabling rapid translation into clinical practice.

Professor Yon and colleagues plan to extend their research by examining the impact of the recombinant zoster vaccine on cardiovascular outcomes. Considering that the recombinant vaccine represents the current standard in many regions due to an improved safety profile in immunocompromised patients, confirmation of cardiovascular benefits with this vaccine could further revolutionize preventive strategies.

In conclusion, this landmark study advances understanding of the interconnectedness between infectious diseases and chronic non-communicable diseases. It opens new avenues for interdisciplinary approaches combining immunization with cardiovascular risk reduction, a field traditionally dominated by lipid management and lifestyle modification. While future randomized controlled trials are necessary to establish direct causation, the current evidence strongly supports shingles vaccination as a potentially valuable tool in comprehensive cardiovascular disease prevention.

—

Subject of Research: People
Article Title: Live zoster vaccination and cardiovascular outcomes: a nationwide, South Korean study
News Publication Date: 6-May-2025
Web References: http://dx.doi.org/10.1093/eurheartj/ehaf230
References: European Heart Journal, DOI 10.1093/eurheartj/ehaf230
Keywords: Vaccination, Cardiology, Cardiovascular disorders, Cardiac arrest, Heart failure, Ischemia

Tags: cardiovascular health and vaccinationheart disease prevention strategieslive zoster vaccine effectivenesslong-term effects of shingles vaccinationobservational study shingles vaccinerisk reduction in heart failureshingles and heart disease riskshingles impact on older adultsshingles vaccine benefitsSouth Korea shingles studyvaccination and cardiovascular eventsvaricella zoster virus research
Share26Tweet17
Previous Post

New Study Reveals Mental Health Struggles Faced by Ecuadorian Healthcare Workers Amid COVID-19

Next Post

Genetic Links and Risk of Gestational Diabetes

Related Posts

blank
Medicine

REM Sleep Quality Linked to Locus Coeruleus Activity

September 2, 2025
blank
Medicine

Autism Proteins Maintain Striatal Asymmetry in Mice

September 2, 2025
blank
Medicine

Protein Lipoylation: Key to Cancer Metabolic Therapy

September 2, 2025
blank
Medicine

Discrimination in Healthcare: Insights for Older Adults

September 2, 2025
blank
Medicine

Dydrogesterone vs. Vaginal Progesterone in IVF Support

September 2, 2025
blank
Medicine

Nursing Home Residents: Reducing Unnecessary ER Visits

September 2, 2025
Next Post
blank

Genetic Links and Risk of Gestational Diabetes

  • Mothers who receive childcare support from maternal grandparents show more parental warmth, finds NTU Singapore study

    Mothers who receive childcare support from maternal grandparents show more parental warmth, finds NTU Singapore study

    27543 shares
    Share 11014 Tweet 6884
  • University of Seville Breaks 120-Year-Old Mystery, Revises a Key Einstein Concept

    957 shares
    Share 383 Tweet 239
  • Bee body mass, pathogens and local climate influence heat tolerance

    643 shares
    Share 257 Tweet 161
  • Researchers record first-ever images and data of a shark experiencing a boat strike

    509 shares
    Share 204 Tweet 127
  • Warm seawater speeding up melting of ‘Doomsday Glacier,’ scientists warn

    313 shares
    Share 125 Tweet 78
Science

Embark on a thrilling journey of discovery with Scienmag.com—your ultimate source for cutting-edge breakthroughs. Immerse yourself in a world where curiosity knows no limits and tomorrow’s possibilities become today’s reality!

RECENT NEWS

  • REM Sleep Quality Linked to Locus Coeruleus Activity
  • Autism Proteins Maintain Striatal Asymmetry in Mice
  • Protein Lipoylation: Key to Cancer Metabolic Therapy
  • Discrimination in Healthcare: Insights for Older Adults

Categories

  • Agriculture
  • Anthropology
  • Archaeology
  • Athmospheric
  • Biology
  • Blog
  • Bussines
  • Cancer
  • Chemistry
  • Climate
  • Earth Science
  • Marine
  • Mathematics
  • Medicine
  • Pediatry
  • Policy
  • Psychology & Psychiatry
  • Science Education
  • Social Science
  • Space
  • Technology and Engineering

Subscribe to Blog via Email

Enter your email address to subscribe to this blog and receive notifications of new posts by email.

Join 5,183 other subscribers

© 2025 Scienmag - Science Magazine

Welcome Back!

Login to your account below

Forgotten Password?

Retrieve your password

Please enter your username or email address to reset your password.

Log In
No Result
View All Result
  • HOME
  • SCIENCE NEWS
  • CONTACT US

© 2025 Scienmag - Science Magazine

Discover more from Science

Subscribe now to keep reading and get access to the full archive.

Continue reading