Drinking coffee can promote adrenal gland secretion, enhance vitality, improve mental state and maintain good physical condition. It can also burn fat, in some cases, it can properly promote insulin secretion, regulate blood sugar level, reduce the desire for sweets and snacks, and have a proper weight loss effect. However, coffee can easily lead to insomnia. If the caffeine in coffee exceeds 400 mg, it will easily lead to an increase in heart rate, which will lead to insomnia. If you ingest 10- 13 grams of caffeine in your body, it will easily lead to accelerated heartbeat and even life-threatening.
It is recommended to drink coffee in moderation. Coffee is generally not recommended for pregnant women or children.