Basic knowledge of Coffee caffeine can affect Women's physiological changes
Caffeine is a drug that excites the central nervous system. According to the determination, a bottle of 340 grams of cola-type drinks contain caffeine 50~80 mg, if a drink content of more than 1 gram of caffeine drinks, will lead to central nervous system excitation.
Its expression is restless, breath accelerates, muscle tremors, tachycardia, extrasystole and insomnia, dazzle, tinnitus to wait. Even if the dosage is less than 1 gram, due to the stimulation of caffeine to gastric mucosa, nausea, vomiting, dizziness, palpitations and precordial pain and other toxic symptoms will occur.
Foreign experts believe that caffeine, as a substance that can affect women's physiological changes, can change the proportion of estrogen and progesterone in women to a certain extent, thus indirectly inhibiting the implantation and development of fertilized eggs in the uterus.
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Coffee common sense it is more tiring to have a cup of coffee before taking a nap
Everyone knows that coffee is refreshing, so you can't drink it before you go to bed. But a new study from Cornell University in the United States has found that caffeine takes 20 minutes to take effect. Therefore, it will not be affected within 20 minutes after drinking coffee, you can take a nap, and caffeine can also help you better eliminate fatigue and magnify the effect of rest. The expert Ming said that the main substances that cause fatigue in the body
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Disadvantages of drinking coffee drinking too much coffee can lead to the accumulation of melanin in the body
A cup of coffee for breakfast has become the habit of many people. But British dietary nutritionist Amanda Ursula reportedly suggests that drinking coffee in the morning can affect the day's work. Because drinking coffee at breakfast will make your heart beat faster and cause your stomach to contract. In addition, the sugar consumed in breakfast will be quickly absorbed by the body, causing a strong sense of hunger. At this point, people become irritable and absent-minded.
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