The health effects of black coffee mainly include:
1. refreshing: caffeine stimulates the central nervous system, which can make the mind clearer, have rich thinking ability, pay attention to concentration and improve work efficiency;
2. Strengthen bones and muscles, benefit the waist and knees: Caffeine can make muscles contract freely and improve motor function.
3. appetizing digestion: caffeine stimulates gastrointestinal secretion of gastric acid, which can promote intestinal peristalsis, help digestion, prevent gastroptosis, and have a rapid laxative effect.
4. Liqiao dehumidification: Caffeine can promote renal function, discharge excess sodium ions in the body, increase urination and improve abdominal distension and edema.
5. Promoting blood circulation and removing blood stasis: Linoleic acid contained in coffee has the functions of hemolysis, preventing thrombosis, enhancing vasoconstriction, relieving migraine and reducing the probability of stroke.
6. Pingfei Dingchuan: Caffeine can inhibit parasympathetic nerves and reduce asthma attacks.
7. Dehumidification and deodorization: Caffeine contains tannin, which has a strong adsorption capacity for taste. If your room has just been renovated, make a pot of coffee indoors, and the taste will be quickly removed.
8. Weight loss effect: The best time to lose weight by drinking coffee is 30 minutes after lunch to 1 hour and before going to work. Taste a cup of rich sugar-free black coffee combined with walking can promote fat burning.
9. Black coffee can effectively improve low blood pressure.