Why do some people feel tired after drinking coffee?
Coffee is a favorite drink for many of us especially in the morning, as it contains caffeine, which helps the body to get energy and activity, but there are some people feel tired and sleepy after drinking coffee.
Scientists have found that there are three reasons to feel tired after coffee:
The effect of coffee on the adrenal gland: Coffee is rich in caffeine, which affects the adrenal gland and this stimulates the secretion of adrenaline, and this hormone is produced when the fear, So this hormone increases the heartbeat and breathing, also leads to increased blood flow to the muscles, as the secretion of adrenaline also in the case of severe stress.
But if you consume large amounts of caffeine, this leads to exhaustion of the adrenal gland and thus become unable to excrete the adrenaline hormone in sufficient amounts, which leads to feeling tired.
The effect of coffee on insulin:
Drinking coffee may cause some people to feel tired because of the effect of caffeine on insulin, as this effect slows down the process of converting sugar into energy in the body. Increases tiredness.
The effect of coffee on sleep:
Drinking coffee during the night or before sleep leads to disturbances in sleep and this leads to lack of rest and sleep, and thus will make you feel tired and exhausted.
The effect of coffee on the absorption of minerals:
Drinking coffee affects the absorption of minerals in the stomach, such as iron, because of the effects of caffeine, and drinking it in large amounts affects the ability of the kidneys to maintain certain minerals such as calcium, zinc and Magnesium, and the lack of these minerals leads to an increased risk of many diseases. Drinking coffee in the morning on an empty stomach causes stomach stimulation to produce hydrochloric acid, which leads to problems indigestion and heartburn, and also the process of protein digestion will be affected and this leads to of gas and bulges problems in the abdomen, the problem may increase and burn in the esophagus because the stomach is free of food and therefore this acid rises to the top of the gastrointestinal tract and leads to acidity.
The effect of coffee on stress:
Drinking coffee frequently leads to increased secretion of stress hormones such as Cortisol and Adrenaline, and these hormones lead to increased heartbeat and the feeling of tension and fatigue. Be careful to drink coffee in proper amounts to take advantage of the benefits and avoid the damage of over-drinking to enjoy good health.
And now .. Tell us .. Do you sometimes feel tired and desire to sleep after drinking coffee? Share your experience.