A sperm normality of 4% is normal. Generally speaking, a sperm normality of 4% or more is considered normal. Sperm morphology is an important indicator for evaluating sperm quality. The higher the rate of sperm abnormality, the lower the chance of a woman’s conception. If the rate of sperm abnormality exceeds 96%, it belongs to dysmorphic spermatozoa. Abnormal morphology of sperm includes head abnormality, neck abnormality and tail abnormality. A sperm normalization rate of 6% is within the normal range. High sperm deformity rate is related to factors such as high ambient temperature, smoking, alcoholism, varicocele, genitourinary infections, radiation, etc. If there is a high sperm deformity rate, you need to go to the hospital for further tests to identify the specific cause of the disease, and then give the appropriate treatment.