The associations of serum lipids with coffee, tea, and egg consumption were examined in a survey of 658 men in Israel. A significant, positive association was found between coffee consumption and serum total cholesterol (TC), mainly reflecting a difference in the low density lipoprotein cholesterol (LDL-C). Among the subjects aged 20-39, the difference in TC between the lowest and highest consu...

The studies investigating the effects of green tea on blood pressure (BP) have generated inconsistent results. The aim of this study is to quantitatively evaluate the effects of green tea on BP control. PubMed, Embase, and the Cochrane Library (updated to March 2014) were searched for randomized controlled trials evaluating the effects of green tea on BP. Pooled effect of green tea consumption ...

0963-9969/$ see front matter 2009 Elsevier Ltd. A doi:10.1016/j.foodres.2009.01.007 E-mail address: [email protected] The medicinal effects of tea have a history dating back almost 5000 years. The chemical components of green tea chiefly include polyphenols, caffeine and amino acids. Tea also contains flavonoids, compounds reported to have anti-oxidant properties having many beneficial ...

BACKGROUND Results of epidemiological studies have suggested that consumption of green tea could lower the risk of type 2 diabetes. Intervention studies show that green tea may decrease blood glucose levels, and also increase satiety. This study was conducted to examine the postprandial effects of green tea on glucose levels, glycemic index, insulin levels and satiety in healthy individuals aft...

In spite of their anticarcinogenic potential, the effect of coffee and green tea consumption on the risk of liver cancer has not been clarified prospectively in consideration of hepatitis C (HCV) and B virus (HBV) infection. We examined whether coffee and green tea consumption was associated with a reduced risk of liver cancer by hepatitis virus infection status in the Japan Public Health Cente...

OBJECTIVE To examine the association between the consumption of green tea, coffee and caffeine and depressive symptoms. DESIGN Cross-sectional study. Consumption of green tea and coffee was ascertained with a validated dietary questionnaire and the amount of caffeine intake was estimated from these beverages. Depressive symptoms were measured using the Center for Epidemiologic Studies Depress...

The association between black tea consumption and iron status was investigated in a sample of African adults participating in the cross-sectional THUSA (Transition and Health during Urbanization of South Africans) study in the North West Province, South Africa. Data were analysed from 1605 apparently healthy adults aged 15-65 years by demographic and FFQ, anthropometric measurements and biochem...

Tea consumption may be associated with reduced risk of morbidity and mortality; however, this association is not conclusive and has rarely been investigated among very old adults. The present study examines how self-reported frequency of tea consumption in daily life is associated with health and mortality among very old adults in China. The data are from a national longitudinal data set that i...

OBJECTIVE To examine the associations of coffee and tea consumption with risk of morbidity and mortality of stroke and coronary heart disease (CHD) and with all-cause mortality. METHODS AND RESULTS Coffee and tea consumption were assessed with a validated food-frequency questionnaire, and 37 514 participants were observed for 13 years for the occurrence of cardiovascular morbidity and mortali...

I would like to report the use of high amount of tea (15-20 cups per day) by patients with chronic schizophrenia. In 3 years of clinical practice in psychiatry I have come across 11 patients where excessive tea consumption was one of the presenting complaints. 7 were male and 4 were female patients. Mean period of illness was 4.5 years. Family members reported that if these patients were not gi...