Introduction: The use of herbal medicines including different types of tea is among the
different strategies for preventing and controlling the side-effects of diabetes. The aim of the …

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 …

Objective As a popular beverage, there has been much interest in studying the effects of tea
intake on hypertension (HTN), a particular risk factor for cardiovascular disorders (CVDs) …

Background The flavonoid components of tea have been associated in epidemiological
studies with a decreased risk of cardiovascular disease. Flavonoids have been shown to …

To compare the antihypertensive effectiveness of sour tea (ST; Hibiscus sabdariffa) with
black tea (BT) infusion in diabetic patients, this double-blind randomized controlled trial was …

The effect of tea intake on blood pressure (BP) is controversial. We performed a meta-
analysis of randomised controlled trials to determine the changes in systolic and diastolic BP …

Recent evidence suggests that tea from Camellia sinensis (eg, green, oolong, and black tea)
may have a hypoglycemic effect. We evaluated the ability of an extract of green and black …

Background: Green tea consumption has been inversely associated with cardiovascular
disease (CVD) in epidemiological studies. Although some interventional trials suggest that …

Introduction Many different dietary supplements are currently marketed for the management
of hypertension, but the evidence for effectiveness is mixed. The aim of this systematic …

BACKGROUND Cardiovascular diseases (CVD) are a set of metabolic disorders affecting
heart and blood vessels. Green tea and sour tea (Hibiscus sabdariffa L.) have attracted …