A member asked:

How soon after lh surge does estrogen levels drop and ovulation happen?

A doctor has provided 1 answer
Dr. Natalie Sieb answered

Specializes in Family Medicine

LH surge to ovulate: Ovulation happens approximately 36 hours after the LH surge. Serum estrogen levels reach a peak about 24 hours before this occurs and come down dramatically afterwards.

Answered 12/4/2019

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