A member asked:

Is second half of cycle (after ovulation ), fixed to be 14days? or it is variable?if my cycle 38 days

A doctor has provided 1 answer
Dr. Daniel Rychlik answered

Specializes in Fertility Medicine

Fixed: There is so variation but the second half of the cycle is fixed. It is due to the corpus luteums ability to secrete progesterone. It only lives for approx 10 days.

Answered 10/7/2014

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