Is coffee addictive? Will there be any impact on your sleep? Does the risk of disease or conversely, reduces their chance? Helps to sober up and harmful for children?
And what do you know about your favorite drink?
Myth # 1: Coffee is addictive
In part, this myth is true, writes medic.ua. The caffeine in coffee is a stimulant of the nervous system, and regular use it causes mild physical dependence.
If you give up coffee abruptly (especially if you used to drink several cups a day), you can experience some of these symptoms:
Difficulties with concentration.
Without a doubt, the rejection of coffee can spoil you a few days. However, the dependence on coffee is so small and fleeting, that experts do not consider it a serious problem.
The benefits and dangers of coffee
Myth # 2: Coffee causes insomnia
Your body quickly metabolizes the caffeine in coffee. However, he quickly disposes of him. On average, half of the ingested caffeine is excreted from the body in 5-7 hours. For 8-10 hours of the body’s output of 75%. Most people will not experience any discomfort if you drink one to two cups of coffee a day.
However, drinking large amounts of coffee at night, at least six to seven hours before bedtime, can cause insomnia. Those people who suffer from insomnia due to coffee may also experience other side effects of the beverage, for example, nervousness and gastrointestinal upset.
Myth # 3: Coffee increases the risk of developing osteoporosis, heart disease and cancer
Moderate consumption of coffee (about 300 milligrams or three cups a day) causes no harm to the health of most adults. However, some people can experience side effects of the drink. This is especially true of elderly people or people with high blood pressure.
Osteoporosis and caffeine
Drinking large amounts of coffee (more than 750 milligrams per day) can contribute to the “washout” of calcium and magnesium from the body. You can compensate for the loss, adding a few tablespoons of milk in your coffee. Older people and people with a tendency to increase blood pressure, should limit coffee consumption to 300 milligrams or less.
Heart disease and caffeine
In people who are sensitive to caffeine, there is a temporary increase in heart rate and blood pressure. If you have heart problems or you have a tendency to raise blood pressure, talk with your doctor about the need to limit consumption of the drink.
Cancer and caffeine
13 conducted studies involving more than 20,000 people revealed no connection between cancer and caffeine. In fact, some studies have found that coffee might even protect against some types of cancer.
Myth No. 4: Coffee interferes with getting pregnant
Most of these studies have shown that moderate coffee consumption is not associated with:
Problems with conception;
Congenital defects in the child;
At the same time, women trying to get pregnant, or women who are in the situation, it is recommended to limit coffee consumption to 200 milligrams of coffee a day.
Myth # 5: Coffee dehydrates the body
Caffeine has a diuretic effect. However, the liquid consumed with coffee, compensates for the loss of water. Drinking moderate amounts of coffee does not cause dehydration.
Myth # 6: Coffee is harmful to children
Some children have increased sensitivity to caffeine. They may experience temporary anxiety or irritability.
Myth No. 7: Coffee helps you sober up
In fact, coffee helps you sober up. You might think that this is so, however, even if you drank a Cup of coffee after drinking alcohol, your body is still under the influence of alcohol.
Myth # 8: the Coffee is not good for health
In fact, studies have shown that coffee has a positive effect on health. Coffee improves concentration, invigorating, gives a burst of energy and increases sociability.
Coffee also helps with some types of headaches and asthma.
A separate study suggests that the beverage may reduce the risk of:
Diseases of the liver;
Of type 2 diabetes.
But do not forget that caffeine can cause side effects.