咖啡因:A stimulant compound found naturallyincoffee, tea, cocoa (chocolate), and kola nuts (cola) and added to softdrinks, foods, and medicines.Caffeinecan cause anxiety, insomnia, nervousness, and hypertension. Caffeine is adiureticand increases urination. It can decrease a person's ability to lose weight because it stimulatesinsulinsecretion, which reducesbloodsugar, which increases hunger. Caffeine can help to relieve headaches, so a number ofover-the-counterandprescriptionpain relievers include it as an ingredient, usually withaspirinor another止痛剂.
