Effects of Green Tea on the Cardiovascular and Pulmonary System: A Review of Meta-Analyses and Systematic Reviews

Alireza  Tajik; Samaneh  Ahmadi; Alireza  Kashefizadeh; Sara Rashki  Ghalehnoo

doi:10.18502/jzms.v7i1.17724

Alireza Tajik Skull Base Research Center, School of Medicine, Loghman Hakim Hospital, Shahid Beheshti University of Medical Sciences, Tehran, Iran
Samaneh Ahmadi Skull Base Research Center, School of Medicine, Loghman Hakim Hospital, Shahid Beheshti University of Medical Sciences, Tehran, Iran
Alireza Kashefizadeh Department of Internal Medicine, School of Medicine, Shahid Labbafinezhad Hospital, Shahid Beheshti University of Medical Sciences, Tehran, Iran
Sara Rashki Ghalehnoo Department of Cardiology, Amir Al Momenin Hospital, Zabol University of Medical Sciences, Zabol, Iran

DOI: https://doi.org/10.18502/jzms.v7i1.17724

Keywords: Green tea; Cardiovascular disease; Pulmonary disease; Blood pressure

Abstract

Background: Green tea is one of the most popular beverages in the world, especially in Asian countries. There is a common belief about the effects of green tea, including its impact on the cardiovascular and respiratory systems.

Methods: In this review study, we selected systematic articles and meta-analyses for their comprehensive nature. Systematic articles and meta-analyses conducted in PubMed and Medline databases with keywords cardiopulmonary, green tea, cardiovascular disease, lung disease, and pulmonary disease from 2017 to 2024 were evaluated. In the end, nine articles were included in this study in terms of inclusion and exclusion criteria.

Results: These studies have shown that green tea has anti-inflammatory, antioxidant, and anti-viral properties that can effectively prevent many diseases.

Conclusion: Consuming green tea as a healthy and beneficial drink can help maintain the health of the cardiovascular system and strengthen the respiratory system.