Greens…The Secrete they Posses:Leafy vegetables contain chemical nitrate that improves heart health and combats diabetes .
Spinach, broccoli, cabbage, kale and lettuce have
the healthy ingredients
Can also thin blood and cut the risk of clots,
stroke and even heart attacks
Those suffering cardiovascular diseases can improve
their quality of life
Source of nitrates are cheap, but some don't like
vegetables: researcher
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Researchers
at the Universities of Cambridge and Southampton claim that Spinach, broccoli,
cabbage, kale and lettuce contain the beneficial ingredient which can reach out
to all parts of the body (file)
Mother
was right – eating your greens really can improve your health.
Spinach,
broccoli, cabbage, kale and even lettuce contain the beneficial chemical
nitrate which can reach all parts of the body, claim British researchers.
In
three independent studies they found leafy green vegetables can thin the blood,
ensuring oxygen is delivered efficiently. around the body and cutting the risk
of dangerous clots, stroke and heart attacks.
Nitrate,
which is also found in beetroot, also sets off a chain reaction that widens and
opens blood vessels and converts bad white fat cells into good brown,
fat-burning cells, which can combat obesity and type 2 diabetes.
The
findings suggest people may be able to alter the thickness of their blood
through simple changes in their diet, which could be important for patients
with cardiovascular diseases.
Sufferers
may be able to improve their quality of life through simply introducing more
nitrate rich vegetables into their diet.
The
studies from the Universities of Cambridge and Southampton, part-funded by the
British Heart Foundation (BHF), were published yesterday.
Researcher
Dr Tom Ashmore, said ‘The best thing about nitrate is that it is not expensive,
treatment is not invasive and not much is needed to observe a significant
effect.
'The
only downfall is some people don’t like vegetables.’
Dr
Ashmore led a study showing how eating more nitrate rich vegetables like
spinach, and lettuce such as rocket and iceberg, can reduce the production of a
hormone, called erythropoietin, made by the kidneys and liver.
This
hormone determines production of red blood cells, which increase oxygen levels
and the thickness of blood.
However,
an over-supply of cells can harm those suffering from altitude sickness and
heart patients, who may actually have oxygen starvation caused by the blood
being too thick to penetrate vital organs.
The
new study shows eating more green vegetables could alleviate some of the
debilitating symptoms of damaged hearts, by cutting erythropoietin levels and
reducing the production of red blood cells.
The
study was published in the Journal of the Federation of American Societies for
Experimental Biology.
Dr
Andrew Murray from Cambridge University, who co-led the study, said ‘Here we
show that nitrate from the diet can help regulate the delivery of oxygen to
cells and tissues and its use, matching oxygen supply and demand.
‘This
ensures cells and tissues in the body have enough oxygen to function without
needing to over produce red blood cells, which can make the blood too thick and
compromise health.
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Many
children (file) don't like them, but eating more green vegetables could
alleviate some of the debilitating symptoms of damaged hearts, by cutting
erythropoietin levels and reducing the production of red blood cells.
‘Lowering
the blood’s thickness without compromising oxygen delivery may also help
prevent blood clots, reducing the risk of a stroke or heart attack.’
Professor
Martin Feelisch, from Southampton University of Southampton, said ‘These
findings suggest simple dietary changes may offer treatments for people
suffering from heart and blood vessel diseases that cause too many red blood
cells to be produced.
‘It is
also exciting as it may have broader implications in sport science, and could
aid recovery of patients in intensive care by helping us understand how oxygen
can be delivered to our cells more efficiently.’
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A
second study shows eating a few more leafy greens or beetroot, could protect
vital proteins in heart cells.
Professor
Jeremy Pearson, Associate Medical Director at the BHF, said ‘It has long been
thought that nitrate-rich vegetables have cardiovascular benefits.
‘This
research suggests that a previously unsuspected mechanism by which nitrate
controls red blood cell production is important. These findings add to the
evidence that dietary nitrate promotes cardiovascular health.’
A
second study in The Journal of Physiology, shows that consuming nitrate by
eating a few more leafy greens or beetroot, could protect vital proteins in
heart cells and increase a compound that causes blood vessels to widen,
allowing the heart to pump more efficiently.
In a
third study, published in Diabetes, the researchers identified nitrate’s
ability to stimulate conversion of white, or bad, fat cells into beige cells in
a process called browning.
Beige
cells are more similar to ‘good’ brown fat cells and burn fat to produce heat,
suggesting that simple dietary changes could reduce the number of bad white fat
cells we have, reducing the risk of obesity and type 2 diabetes.
Dr
Murray, who worked on all three studies, said ‘These studies represent three
further ways in which simple changes in the diet can modify people’s risk of
type 2 diabetes and obesity as well as potentially alleviating symptoms of
existing cardiovascular conditions to achieve an overall healthier life.’
Via
Dailymail
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