Normal sperm is thick and gelatinous (jelly-like). It is a natural feature of sperm that enables it to stick to the cervix of the female.
Read the full article on: List of Sperm Disorders that Cause Male Infertility ( 38).
Rebeca Reus
BSc, MSc
Degree in Human Biology (Biochemistry) from the Pompeu Fabra University (UPF). Official Master's Degree in Clinical Analysis Laboratory from the UPF and Master’s Degree about the Theoretical Basis and Laboratory Procedures in Assisted Reproduction from the University of Valencia (UV).