Sperm examination head defects 94%, generally refers to the sperm head deformity rate of 94%, usually normal phenomenon. Sperm head malformation belongs to a type of malformed spermatozoa, which are gamete cells of male reproduction, and the sperm head consists of a highly condensed nucleus and acrosome, which contains genetic material and is a carrier of genetic information. According to the guidelines of the World Health Organization Laboratory Manual for the Examination and Processing of Human Semen, Fifth Edition, malformed spermatozoa below 96% is a normal performance. Therefore, a sperm head malformation rate of 94% is generally normal. If the patient’s sperm examination shows abnormalities, it is recommended to go to the hospital in time for standardized treatment so as not to threaten the health of the body.