Male infertility can be a huge blow to many families. A significant number of patients may be caused by certain things in their lives, such as some bad habits, including some bad habits in sexual life, which can directly affect sexual function and lead to infertility. Therefore, especially for young couples who are eagerly looking forward to holding a doll, they should not be negligent in this regard. So, in order to improve the pregnancy rate, what should be noted. 1, no smoking and alcohol. The man excessive drinking and smoking, can lead to low testicular function, affecting the production of sperm. At the same time the woman passive smoking, can also affect the endocrine function, resulting in menstrual disorders and infertility. 2, grasp the amount of exercise. Too much intense exercise will destroy the secretion of hormones in the body, causing a decline in sperm quality. 3.Change the bad life and diet habits. Such as excessive staying up late, surfing the Internet, sitting for a long time, partial diet or vegetarian diet, etc. Therefore, in terms of main and side dishes, should be properly adjusted as much as possible to make it a bit more diverse. 4, relaxed state of mind, avoid mental stimulation. A good mental state can maintain the balance of hormone secretion in the body, which is conducive to conception. 5.Keep the scrotum cool. The temperature inside the scrotum is 1-1.5 degrees lower than the usual body temperature. If the temperature of the testicles inside the scrotum rises, it will affect its sperm production function and lead to male infertility. You should keep your scrotum cool, don’t wear tight pants, and don’t take hot springs or sauna baths. 6, grasp the time of intercourse. The woman about 14 days before the menstrual period ovulation, this period is the “fertile period”, choose in the “fertile period” intercourse, will increase the chances of conception. 7, to prevent excessive frequency of intercourse.