However, the researchers stressed that if the cause of infertility cannot be explained medically, it should be considered that infertility is related to caffeine. Increase the risk of myocardial infarction. Research data show that drinking five or more cups of coffee a day can increase the risk of myocardial infarction in women by 70%, and the risk increases with the increase of coffee consumption.
It is easy to cause osteoporosis. Older women who drink more than 2 cups of coffee a day for a long time, regardless of age and obesity, will reduce the bone mineral density of buttocks and spine, and the degree of reduction is related to the duration of habit and the amount of drinking. Because caffeine can combine with free calcium in the human body and be excreted through urine.
The decrease of free calcium will inevitably lead to the decomposition of bound calcium, which will lead to osteoporosis. Drinking coffee for pregnant women is not good for the fetus. As early as the early 1980s, Dr. Colin of the US Food and Drug Administration found in experiments that pregnant mice would give birth to deformed mice after feeding them the amount of 12 ~ 24 cups of espresso that adults drink every day.
To this end, the researchers warned pregnant women in the name of the US Food and Drug Administration that they should stop drinking coffee. Pregnancy induced hypertension syndrome. According to an Australian study, drinking only a few cups of coffee a day will raise blood pressure. Therefore, pregnant women should not drink coffee. Benefits of women drinking coffee: Drinking coffee is good for the skin. Coffee accelerates the metabolism of the skin, promotes waste keratin, and lightens the dark circles caused by poor circulation; In addition, it is antioxidant. Drinking coffee regularly can keep skin cells full of vitality, prevent cell oxidation and play a great role in fighting aging.
Drinking coffee can prevent cancer. Polyphenols contained in coffee are strong antioxidants. Drinking coffee every day has a certain effect on cancer prevention. Drink coffee after meals to nourish the stomach and help digestion. Drinking coffee after meals is good for the health of the stomach. On the contrary, if you drink coffee on an empty stomach, the gastric juice secreted will damage the gastric mucosa, thus damaging the health of the stomach. Drinking coffee protects the liver. In recent years, more and more evidence shows that coffee can reduce the risk of liver cirrhosis and liver cancer.
The polyphenols rich in coffee also have protective effects on the liver. It is suggested that hepatitis patients drink some coffee every day, which is very beneficial to the repair of liver cells. Drink coffee to lose weight. Caffeine can promote renal function, expel excess sodium ions from the body, increase urine output, improve abdominal distension and edema, and help to lose weight.