Is not reliable. Drinking coffee will aggravate heart emergency and high systemic arterial blood pressure. Eat a lot of food for a long time. If you already have high blood pressure, using a lot of caffeine will only aggravate your condition. For people with systemic arterial hypertension, coronary heart disease, arteriosclerosis and other diseases, drinking coffee for a long time or in large quantities will cause cardiovascular diseases. You can try the following methods to improve this function:

1. Maintain good living habits: Excessive drinking, long-term insomnia, staying up late and other bad habits will slow down the production of testosterone, cause gonadal hormone disorder, and the clinical manifestations are decreased desire. Smoking can inhibit sexual function and induce erectile dysfunction. Therefore, men should try to maintain healthy and regular living habits.

2, a good attitude and self-confidence: a good attitude can reduce the heart load and lower blood pressure, which is equivalent to lubricating the organs and running better.

3. Dietary nutrition: You should eat more foods containing zinc and other beneficial foods, such as millet, lotus seeds, fish, sea cucumbers, leeks, walnuts and mutton. During this period, Boqijian can be taken orally twice a day for a period of time, which can fundamentally eliminate this situation and enhance endurance.

4. Regular exercise: Compared with before taking part in exercise, 40% people are more excited and 25% people are more likely to reach orgasm. After exercise, people will release a pleasant hormone. At the same time, exercise can enhance the heart's ability to supply blood to organs. The more blood supply, the stronger the erection ability.