During the luteal phase, once ovulation has occurred, progesterone levels begin to rise. This causes the cervical mucus to become whitish and thicker and thinner.
By Daniel Sosa M.D., M.Sc. (gynecologist), Gustavo Daniel Carti M.D. (gynecologist), Rebeca Reus BSc, MSc (embryologist), Silvia Azaña Gutiérrez B.Sc., M.Sc. (embryologist) and Cristina Algarra Goosman B.Sc., M.Sc. (psychologist).
Last Update: 03/11/2022