Sperm vitality of fortune telling

The normal sperm count should be 20 million sperm/ml, the sperm viability of A-level sperm should be above 25%, or the sperm viability of A+B-level sperm should be above 50% (the sperm viability is divided into ABCD four, A is the best and D is the worst), and the sperm abnormality rate is ≤ 15% as normal.

However, the factors affecting sperm ability are complicated. Everyone's sperm fluctuates, sometimes good and sometimes bad. If it is evaluated three times (once every 2-3 weeks), and 1 time is normal, the sperm ability is still good.

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In addition, the doctor said that reproductive ability has nothing to do with sexual ability. Androgen that produces sexual function is in leydig cells of testis, while sperm comes from spermatogonia in testis. Both of them complete fertility together, but they do not affect each other. A person with no sperm or poor sperm quality may have strong sexual function, while a person with good sperm quality may have impotence or premature ejaculation.

The sperm quality of rich people may not be very good, because rich people have to pay a lot, and their lives are irregular and stressful, which will affect reproduction. And a person with a regular life, even if the economy is not very affluent, may easily get his wife pregnant.

Do you know four misunderstandings about sperm?