Spermatozoonosis is defined as having less than 50% of sperm in normal morphology, that is, having more than 50% of abnormal sperm in semen. The term "abnormal sperm" refers to poorly developed sperm, and abnormal sperm overproduction refers to one of the common causes of male infertility caused by male abnormal sperm disease at reproductive age. In clinical practice, dysspermia often coexists with oligozoospermia and asthenospermia. If the three conditions exist simultaneously, it is also known as oligozoospermia and asthenospermia.
Malformed sperm that do not possess normal activity and fertility is one of the main causes of male infertility. In addition to normal sperm, normal semen also contains a certain proportion of abnormal sperm. According to the latest WHO manual, the minimum reference range for normal sperm morphology is 4%. However, relevant data from assisted reproductive technology projects indicate that if normal sperm morphology is lower than 15%, the rate of in vitro fertilization is low.
What is the cause of male sperm abnormalities?
Smoking is harmful to health, and severe nicotine can also have an impact on the living environment of sperm, making sperm acute and detrimental to male fertility.
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If a male friend drinks excessively, it can lead to alcoholism in the sperm, leading to abnormal sperm in the sperm. At the same time, it can also lead to the emergence of sexual dysfunction diseases such as impotence and premature ejaculation.
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If a male friend suffers from oligozoospermia or oligozoospermia, it is also one of the reasons for sperm abnormalities, which makes many male friends very troubled.
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Acute sperm is also a type of sperm abnormality. The so-called acute sperm is a poorly developed sperm. In clinical practice, if the number of sperm in the testicle is too large to be excreted, resulting in an increase in sperm density, which is not only detrimental to sperm survival, but also leads to abnormal sperm.
Chronic smoking and alcohol abuse affect sperm
Tobacco and alcohol have always been a poison for pregnant people. There are many factors that affect sperm abnormalities, among which an unhealthy lifestyle is a key factor. Studies have confirmed that alcoholism caused by excessive alcohol consumption can damage sperm and increase the rate of sperm abnormalities, while nicotine in cigarettes can also easily lead to an increase in the rate of sperm abnormalities. It is worth noting that smoking is also a major source of asthenospermia.