نتایج جستجو برای: tea consumption

تعداد نتایج: 235948  

Journal: :Cancer epidemiology, biomarkers & prevention : a publication of the American Association for Cancer Research, cosponsored by the American Society of Preventive Oncology 2007
Gong Yang Xiao-Ou Shu Honglan Li Wong-Ho Chow Bu-Tian Ji Xianglan Zhang Yu-Tang Gao Wei Zheng

Tea and its constituents have shown anticarcinogenic activities in in vitro and animal studies. Epidemiologic studies, however, have been inconsistent. We prospectively evaluated the association between green tea consumption and colorectal cancer (CRC) risk in a cohort of 69,710 Chinese women aged 40 to 70 years. Information on tea consumption was assessed through in-person interviews at baseli...

2015
Davide Grassi Richard Draijer Giovambattista Desideri Theo Mulder Claudio Ferri

Hypertension and arterial stiffening are independent predictors of cardiovascular mortality. Flavonoids may exert some vascular protection. We investigated the effects of black tea on blood pressure (BP) and wave reflections before and after fat load in hypertensives. According to a randomized, double-blind, controlled, cross-over design, 19 patients were assigned to consume black tea (129 mg f...

Journal: :Asia Pacific journal of clinical nutrition 2013
Shihao Wu Fei Li Xiao Huang Qingsheng Hua Tao Huang Zhile Liu Zhixiang Liu Zhaofei Zhang Chunxian Liao Yuanxiang Chen Yuqiang Shi Renchuang Zeng Mingen Feng Xintai Zhong Zhaolin Long Wanlong Tan Xinji Zhang

The association between tea consumption and bladder cancer has been confirmed in several animal studies, but one epidemiological study in 2001 showed no association between them. In order to provide an accurate assessment of this, we conducted a meta-analysis on tea consumption and bladder cancer risk. Studies were identified by a literature search in PubMed from January 1980 to March 2012 and ...

2017
Kang Sun Le Wang Qingping Ma Qiaoyun Cui Qianru Lv Wenzheng Zhang Xinghui Li

BACKGROUND Previous reports have suggested a potential association of tea consumption with the risk of osteoporosis. As such association is controversial, we conducted a meta-analysis to assess the relationship between tea consumption and osteoporosis. METHODS AND FINDINGS We systematically searched PubMed, EMBASE and WanFang databases until March 30, 2016, using the keywords "tea and osteopo...

2012
Yasutake Tomata Masako Kakizaki Naoki Nakaya Toru Tsuboya Toshimasa Sone Shinichi Kuriyama Atsushi Hozawa Ichiro Tsuji

BACKGROUND Previous studies have reported that green tea consumption is associated with a lower risk of diseases that cause functional disability, such as stroke, cognitive impairment, and osteoporosis. Although it is expected that green tea consumption would lower the risk of incident functional disability, this has never been investigated directly. OBJECTIVE The objective was to determine t...

2015
Qinghua Ma Dandan Chen Hong-Peng Sun Ning Yan Yong Xu Chen-Wei Pan

OBJECTIVE To determine the association between regular Chinese green tea consumption and the risk of diabetic retinopathy (DR) in diabetic patients in China. METHODS 100 DR patients and 100 age-sex-matched diabetic controls without retinopathy were recruited in a clinic-based, case-control study. DR was defined from retinal photographs and detailed information on Chinese green tea consumption...

2014
Arno Greyling Rouyanne T. Ras Peter L. Zock Mario Lorenz Maria T. Hopman Dick H. J. Thijssen Richard Draijer

OBJECTIVE Epidemiological evidence has linked consumption of black tea, produced from Camellia sinensis, with a reduced risk of cardiovascular diseases. However, intervention studies on the effects of tea consumption on blood pressure (BP) have reported inconsistent results. Our objective was to conduct a systematic literature review with meta-analysis of controlled human intervention studies e...

2016
Van Dong Hoang Andy H Lee Ngoc Minh Pham Dan Xu Colin W Binns

Background: An upward trend has been noted for the incidence of prostate cancer (PCa) in Vietnam, but information is limited on modifiable factors associated with this form of cancer. This case-control study was conducted to ascertain any relationship between habitual tea consumption and PCa risk. Materials and Methods: Two hundred and fifty-three incident patients with histologically confirmed...

Journal: :Public health nutrition 2005
Mari Shimbo Keiko Nakamura Hui Jing Shi Masashi Kizuki Kaoruko Seino Tomoko Inose Takehito Takano

OBJECTIVE Green tea has been widely acknowledged in Japan to induce a pleasurable mental feeling. Recent laboratory studies have suggested positive psychological effects as a result of consuming green tea. The present study examined whether green tea consumption in everyday life in Japan is associated with positive mental health. DESIGN A cross-sectional study was performed in February-March ...

Journal: :The American journal of clinical nutrition 2013
Lenore Arab Faraz Khan Helen Lam

BACKGROUND The present analysis was conducted in response to inconsistent epidemiologic studies on the relation between consumption of tea and cardiovascular diseases. OBJECTIVE We undertook a literature review of the consistency and strength of the associations between tea and cardiovascular diseases on the basis of published observational studies and meta-analyses addressing tea or tea flav...

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