Is it harmful to drink too much coffee? what are the hazards?

1. nervous

Coffee has a good refreshing effect because it contains a lot of caffeine, which can excite the nervous system and greatly improve our work efficiency. But if you drink too much, caffeine can excite the nerve center, leading to insomnia or nervous tension. Therefore, experts warn that you should not drink any drinks containing caffeine within four hours before going to bed at night, so as not to seriously affect your sleep at night.

And excessive consumption of coffee may also lead to tinnitus and hyperfunction of the heart, as well as an increase in the number of pulses and uneven pulse, which are the dangers of excessive coffee consumption.

Coffee

two。 high blood pressure

Drinking too much coffee in daily life may also lead to the aggravation of patients with heart disease, which is definitely not alarmist. Patients with diseases such as heart disease should forbid drinking coffee. In addition, such as suffering from high blood pressure, arteriosclerosis and other patients, coffee should be resolutely eliminated. Because drinking coffee for a long time or in large quantities is likely to cause cardiovascular disease, especially in some patients who already have high blood pressure, if you drink a lot of coffee, it will make your condition more serious.

3. osteoporosis

Some middle-aged and elderly women can not drink too much coffee in their daily life. Women of this age are prone to calcium deficiency. At this time, excessive consumption of coffee will inevitably lead to more serious calcium loss. Especially some postmenopausal women, need to add ten times the amount of calcium every day, at this time if you drink coffee for a long time, it is easy to cause bone loss, and it will have a great adverse impact on bone mass preservation, and may even lead to osteoporosis.

Therefore, in daily life, these women should not only drink less or no coffee, but also eat more calcium-rich foods, such as seafood, bean products and so on.

4. Stomach disease worsened

Patients with various stomach problems should drink less coffee as much as possible in daily life, otherwise it will easily lead to the aggravation and deterioration of stomach problems. Drinking a lot of coffee affects appetite and may also lead to vomiting and spasms. Drinking too much coffee for a long time can also lead to gastritis and greasy tongue coating, which can make your body feel tired and tired.

These are the dangers of drinking too much coffee, so experts warn that the amount of coffee you drink should not exceed 3 cups a day, preferably within 5 cups.