J. Blumberg

Publications430
h-index77
Citations20,007
Highly Influential Citations700
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Cocoa Reduces Blood Pressure and Insulin Resistance and Improves Endothelium-Dependent Vasodilation in Hypertensives
Consumption of flavanol-rich dark chocolate (DC) has been shown to decrease blood pressure (BP) and insulin resistance in healthy subjects, suggesting similar benefits in patients with essential… Expand
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Blood pressure is reduced and insulin sensitivity increased in glucose-intolerant, hypertensive subjects after 15 days of consuming high-polyphenol dark chocolate.
Flavanols from chocolate appear to increase nitric oxide bioavailability, protect vascular endothelium, and decrease cardiovascular disease (CVD) risk factors. We sought to test the effect of… Expand
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Flavonoid-Rich Dark Chocolate Improves Endothelial Function and Increases Plasma Epicatechin Concentrations in Healthy Adults
Background: Dark chocolate derived from the plant (Theobroma cacao) is a rich source of flavonoids. Cardioprotective effects including antioxidant properties, inhibition of platelet activity, and… Expand
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Effects of cranberry juice consumption on vascular function in patients with coronary artery disease.
BACKGROUND Cranberry juice contains polyphenolic compounds that could improve endothelial function and reduce cardiovascular disease risk. OBJECTIVE The objective was to examine the effects of… Expand
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Vitamin E supplementation and in vivo immune response in healthy elderly subjects. A randomized controlled trial.
OBJECTIVE To determine whether long-term supplementation with vitamin E enhances in vivo, clinically relevant measures of cell-mediated immunity in healthy elderly subjects. DESIGN Randomized,… Expand
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The Role of Tea in Human Health: An Update
Tea is an important dietary source of flavanols and flavonols. In vitro and animal studies provide strong evidence that tea polyphenols may possess the bioactivity to affect the pathogenesis of… Expand
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A review of the bioactivity and potential health benefits of peppermint tea (Mentha piperita L.)
Peppermint (Mentha piperita L.) is one of the most widely consumed single ingredient herbal teas, or tisanes. Peppermint tea, brewed from the plant leaves, and the essential oil of peppermint are… Expand
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Hibiscus sabdariffa L. tea (tisane) lowers blood pressure in prehypertensive and mildly hypertensive adults.
In vitro studies show Hibiscus sabdariffa L., an ingredient found in many herbal tea blends and other beverages, has antioxidant properties, and, in animal models, extracts of its calyces have… Expand
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A Review of the bioactivity and potential health benefits of chamomile tea (Matricaria recutita L.)
Chamomile (Matricaria recutita L., Chamomilla recutita L., Matricaria chamomilla) is one of the most popular single ingredient herbal teas, or tisanes. Chamomile tea, brewed from dried flower heads,… Expand
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Effect of vitamin E and eccentric exercise on selected biomarkers of oxidative stress in young and elderly men.
Muscle damage resulting from eccentric exercise provides a useful model of oxyradical-induced injury and can be used to examine age-related responses to oxidative stress. Sixteen young (26.4 +/- 3.3… Expand
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