There are several diagnostic markers that we can use to
detect luteal phase deficiencies.
Not exact matches
If your
luteal phase is longer than normal: The most reliable way to
detect pregnancy on a BBT chart takes patience.
If you are charting BBT as well, you will notice OvaGraph track your
Luteal phase just below that Temp Count row after a possible shift has been
detected in your BBT.
Added bonus — this method can indicate other issues as well — taking your basal temp can help
detect an under - active thyroid, it can tell you whether you are or are not ovulating and if your
luteal phase is too short.