This is the time from ovulation to your next menstrual period. This phase typically lasts 12-14 days but can be as short as 9 days or as long as 20 days.
The length of the luteal phase is important because it determines how long the egg has to be fertilized by the sperm before it becomes too old and drops off the uterine wall. If the luteal phase is too short, there may not be enough time for fertilization to occur.
Read more to find out how you can help improve your chances of conception naturally.