coffee tagged posts

Caffeine from Four Cups of Coffee Protects the Heart with the help of Mitochondria

CDKN1B/p27 is localized in mitochondria and improves respiration-dependent processes in the cardiovascular system—New mode of action for caffeine. PLOS Biology, 2018; 16 (6): e2004408 DOI: 10.1371/journal.pbio.2004408

CDKN1B/p27 is localized in mitochondria and improves respiration-dependent processes in the cardiovascular system—New mode of action for caffeine. PLOS Biology, 2018; 16 (6): e2004408 DOI: 10.1371/journal.pbio.2004408

A new study shows that a caffeine concentration equivalent to four cups of coffee promotes the movement of a regulatory protein into mitochondria, enhancing their function and protecting cardiovascular cells from damage. Caffeine consumption has been associated with lower risks for multiple diseases, including type II diabetes, heart disease, and stroke, but the mechanism underlying these protective effects has been unclear.

A new study by Judith Haendeler and Joachim Altschmied of the Medical Faculty, Heinrich-Heine-University and the IUF-Leibniz Research Institute for Env...

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3-4 cups of Coffee a day linked to Longer Life

3-4 cups of Coffee a day linked to Longer Life

3-4 cups of Coffee a day linked to Longer Life

Three or 4 cups a day confers greatest benefit, except in pregnancy and for women at risk of fracture. Drinking coffee is “more likely to benefit health than to harm it” for a range of health outcomes, say researchers in The BMJ today. They bring together evidence from over 200 studies and find that drinking 3 to 4 cups of coffee a day is associated with a lower risk of death and getting heart disease compared with drinking no coffee. Coffee drinking is also associated with lower risk of some cancers, diabetes, liver disease and dementia.

However, they say drinking coffee in pregnancy may be associated with harms, and may be linked to a very small increased risk of fracture in women...

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Coffee may Improve Athletic Endurance Performance

Coffee may improve athletic endurance performance, review finds

Simon Higgins is studying caffeine—particularly from coffee—and how it may improve endurance performance. Credit: Peter Frey/UGA

“Previous research has focused on caffeine itself as an aid to improve endurance,” Higgins said. “Coffee is a popular source of caffeine, so this paper looked at the research surrounding its ergogenic benefits.”

More than 600 scholarly articles were screened for those that focused only on caffeinated-coffee conditions, measured the caffeine dose and measured an endurance performance. Of these, 9 randomized control trials specifically used coffee to improve endurance.

Looking at the 9 trials, Higgins found that between 3 and 7 mg/kg of body weight of caffeine from coffee increased endurance performance by an average of 24%...

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Moderate coffee drinking may be linked to reduced risk of death

People who regularly drank moderate amounts of coffee daily --less than 5 cups per day -- experienced a lower risk of deaths from cardiovascular disease, neurological diseases, Type 2 diabetes and suicide. The benefit held true for drinking caffeinated and decaffeinated coffee, suggesting it's not just the caffeine providing health perks but possibly the naturally occurring chemical compounds in the coffee beans. Credit: Copyright American Heart Association

People who regularly drank moderate amounts of coffee daily –less than 5 cups per day — experienced a lower risk of deaths from cardiovascular disease, neurological diseases, Type 2 diabetes and suicide. The benefit held true for drinking caffeinated and decaffeinated coffee, suggesting it’s not just the caffeine providing health perks but possibly the naturally occurring chemical compounds in the coffee beans. Credit: Copyright American Heart Association

Drinking a second or third cup of coffee may do more than get you through a long day – it may also reduce your risk of death from heart disease and other illnesses.

In a study reported in the American Heart Association journal Circulation, people who regularly drank moderate amounts of coffee daily, less than 5 cups per day – experienced...

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