The health effect of coffee on human body

Coffee's health effects on humans

Coffee is currently the oldest and most misunderstood beverage used by humans, and many of the latest research reports show that in many ways, caffeine is not as harmful to the human body as previously thought; on the contrary, some of the ingredients in coffee have a lot of health benefits for the human body, which are slowly being discovered by scientists. At present, it is known that the special components of coffee have the following physiological reactions to the human body:

Antioxidant effects:

Coffee is rich in caffeine, caffeic acid, chlorogenic acid and other ingredients, which can effectively fight free radicals that threaten our health, and free radicals are the main cause of many diseases (such as cardiomyopathy, arteriosclerosis, stroke, emphysema, Parkinson's disease). Too much free radicals can affect the metabolism of the body, destroying cells far away and affecting organ tissues.

Protection of cardiovascular function:

Coffee is high in polyphenols, which are powerful antioxidants that delay LDL oxidation up to three times, dissolve blood clots and prevent blood clots from forming. Coffee also increases vasoconstriction and prevents headaches caused by dilated blood vessels. In addition, a small amount of coffee can also enhance myocardial contractility, promote blood circulation, and prevent cardiovascular disease.

Refreshing:

Caffeine contained in coffee stimulates the central nervous system of the brain, prolongs the time of brain wakefulness, makes thinking clear, sharp, and more focused, which can improve the efficiency of work and study.

Anti-depression:

A small amount of coffee can make people feel refreshed, happy, and relieve depression.

Weight control:

Caffeine can increase the rate at which the body consumes calories, a study shows that 100 mg of caffeine (about 1 cup of coffee), can accelerate the decomposition of fat, can increase the body's metabolic rate by 3 to 4 percent, increase the consumption of heat, moderate drinking, weight loss effect.

Promotes digestion:

Caffeine stimulates sympathetic nerves and increases gastric secretion. If consumed in moderation after meals, it helps digestion.

Diuresis:

Coffee has a diuretic effect, which can increase the amount of urine, thus increasing the number of toilet visits.

Improve constipation:

Coffee can stimulate gastrointestinal hormones or peristaltic hormones, produce laxative effect, can be used as a rapid laxative.

Reduce the risk of bowel or rectal cancer:

Coffee contains natural antioxidants.

Pain relief:

Caffeine, when used as a drug, can enhance the effects of certain painkillers.

Increases agility:

Caffeine also helps to lower exercise thresholds during exercise, increasing body agility and enabling athletes to achieve better results.

Reduce your chances of getting gallstones:

A new study from the harvard school of public health found that people who drank two to three cups of coffee a day had an average 40 percent lower chance of developing gallstones than those who never drank coffee at all.

In addition, the tannic acid contained in coffee has astringency and hemostatic and deodorizing effects.