Flavanols are a phytochemical found in fruits, vegetables and even chocolate that enhance the amounts of nitric oxide in the blood of those people who smoke, resulting in a reversal of some of the smoking associated harm done to the blood vessels and their functionality. This is according to a study published in the Journal of the American College of Cardiology.
Any benefits accumulated over time will remain to be seen though there is excitement about the display of flavanol laden cocoa that can considerably assist a critical marker of cardiovascular well being in a group of persons who already carry an existing risk factor for cardio problems. It increases the odds of a possible new intervention for safeguarding or treating any cardiovascular illnesses that may result due to additional research study.
The research team specifically observed smokers due to the poor response to changes in blood flow from their blood vessels. This could be a result of impairment in how nitric oxide emits signals to the lining of the blood vessels, the endothelium. A problem with the function of the endothelial is a sign of heightened risk for cardiovascular disease.
Twelve smokers consisting of half men and half women who were aged in their early thirties and having no known health troubles were recruited for the double blind crossover study to evaluate the results of a cocoa drink that was loaded with flavanols with a drink with equal taste but had quite lowered levels of flavanols. One female was cut from the test since it was discovered she had heightened cholesterol quantities. Nitric oxide circulation levels along with blood vessel reactions [flow regulated dilation] were calculated before the cocoa was consumed and once more two hours later. Each study contributor consumed flavanol laden and flavanol reduced cocoa mixes during differing study sessions.
It was found there were considerable increases in circulating nitric oxide and flow regulated dilation after consumption of the cocoa drink that had one hundred seventy six to one hundred eighty five mgs of flavanols, the dosage possibly forcing maximum effects. The changes linked with the increases in flavanol metabolites. Additionally, the results were reversed as contributors ingested a medication known as [L-NMMA] that impeded nitric oxide indicators, therefore backing up the concept that the flavanol laden cocoa mixture generated its effects by pressuring the nitric oxide systemology.
When studied jointly, the results appear to back up the theory that flavanol laden foods, such as the chocolate drinks, might aid in advancing cardiovascular health according to study researchers.
Nevertheless, the primary motivation for the research was to recognize dynamic elements so these could be investigated more thoroughly. The research team said that the cocoa drink that was utilized was specifically procured to maintain vastly higher amounts of flavanols than would be ordinarily found in commercial brand cocoa drinks; making it unlikely that consuming more hot cocoa would create an equal effect.
Though the trial only had eleven participants, the head author of the study made clear the outcome was in parallel with other investigations that showed the potential advantages of consuming flavanol laden foods and drinks like cocoa and chocolate products.
Consequently, the feeling is that there certainly is a growing amount of confirmation proving an acute effect of flavanol laden foods on the vascular functionality. However, the end result of the data collected is the results need to be judged with some caution, since there is an unknown regarding the chronic consumption of flavanol heavy foods leading to continuous increases in endothelial action, and the impeding of future cardiovascular proceedings. Specifically it is quite unlikely cocoa will entirely alleviate the injurious effects common to habitual smoking.
The scientist stressed that their study was not engineered to study whether flavanols could defend smokers from harm; smokers were chosen because they usually have stressed blood vessel activity.
Experts not associated with the study weighed in as well, stating this was the initial study with smokers hat showed the endothelial function was aided subsequent to drinking cocoa with heightened flavanol quantities. The study assisted in recognizing the correct concentrations, potential functionality and the response from biologically active metabolites of the chocolate flavanoids regarding assistance in vascular productivity for smokers. Even though it is a tiny study, utilizing on eleven participants, the implications are critical and offers additional support to the currently confirmed data regarding the healthy heart benefits of dark chocolate including drinks deep in cocoa flavonoids. Studies that are bigger with and taking more time are urgently required as a follow up from this trial.
This outside cardio expert also stated that not smoking or giving up smoking remained the best way to reduce the chances of cardiovascular failure. The point was made that there are numerous food and drinks which hold a considerable amount of these same flavonoids known as [flavanols-epicatechin, catechin] that are located in dark chocolate and cocoa. That would include foods like green and black tea, [specifically Ceylon tea], red wine, sweet cherries, apples, apricots, purple grapes, blackberries, raspberries and broad beans.
A German cardio expert also not associated with the chocolate / smoker study, said the investigation showed that flavonoids positively affect that nitric oxide system that sustains damage from smoking. A flavanol laden drink seems to have the capability to enhance nitric oxide levels in the blood ad can turn around the damaging effect of smoking on vascular health. What is left to be determined is whether the sensitive beneficial effect of flavanol laden drink is transformed into a prolonged advantageous scenario, regarding the easing of, or safeguarding from atherosclerosis. Now that would be something.
Everyone agreed that further extensive study was required to really nail down some conclusive results. Nevertheless, everyone involved as well as those who were not associated with the actual research, agreed the effort involved in the study had no bearing on the evidence derived from the investigation. Regardless of the size of the group involved, the research team came out of it with some dramatic evidence that opens new pathways for further study and perhaps some eventual therapies and treatments.
Wed, Jan 27, 2010
Anti Aging, Health And Aging, Lifestyle