What are the reasons for low sperm motility?

Patient's question:

Please ask, today's semen analysis (half a small cup of wine was drunk yesterday noon), the manual sperm motility rate is 60%, the instrument sperm motility rate is 46.94%, which result should I trust more? On September 24, the manual semen analysis motility rate was 90%, what is the reason for the low activity this time?

Doctor's answer:

When the male epididymis, seminal vesicles, vas deferens, prostate, and other reproductive tracts or gonads develop acute or chronic inflammation, it can reduce sperm motility.
Causes of low sperm motility:
1. Reproductive tract infections: Acute or chronic inflammation of the male epididymis, seminal vesicles, vas deferens, prostate, and other reproductive tracts or gonads can reduce sperm motility.
2. Abnormal semen liquefaction: Semen that does not liquefy or has high viscosity is also one of the causes of male infertility.
Sperm
Sperm
3. Immune factors: Anti-sperm antibodies have a significant impact on sperm motility. They can affect the binding of antibodies to the sperm tail, hindering male sperm motility, reducing movement ability, and impairing penetration.
4. Long-term abstinence: If a man abstains from ejaculation for a long time, it can lead to high sperm density, an increase in dead sperm, and poor sperm motility.
4. Varicocele: Due to impaired blood circulation in the testicles and epididymis, local temperature rises, leading to the accumulation of toxic substances and reduced sperm motility.
6. Other factors: For example, deficiencies of trace elements such as zinc, copper, and magnesium in seminal plasma, smoking, alcohol consumption, and drug factors can all contribute to the occurrence of asthenozoospermia.

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