Causes of Low Estrogen in Women in Their Thirties
Identifying the cause of low estrogen determines whether you need treatment or lifestyle changes.
Margot Thiébault
Section
Hormone Science
8 stories in Hormone Science.
Cortisol and Adrenal Function Interactions With Perimenopause Hormones
Stress hormones and reproductive hormones create a destabilizing loop during perimenopause.
Margot Thiébault
What SHBG Does to Hormone Availability in Perimenopause
High SHBG masks hormone deficiency while low SHBG creates unexpected androgen excess.
Cassandra Ofoegbu
AMH as a Marker of Ovarian Reserve in Perimenopause
AMH predicts ovarian reserve more reliably than FSH during perimenopause.
Dr. Renata Solís-Vega
Testosterone's Role in Female Hormonal Health During Midlife
Testosterone drives bone, muscle, and brain function, not just desire.
Margot Thiébault
How Estrogen, Progesterone, and FSH Interact During Perimenopause
Hormone swings, not declines, drive perimenopause symptoms.
Margot Thiébault
Estradiol vs Estrone vs Estriol in Perimenopause
Three estrogens, not one, explain why perimenopause hits every system at once.
Dr. Renata Solís-Vega
FSH Reference Ranges by Age and Cycle Phase
FSH results need age and cycle day to mean anything at all.
Dr. Renata Solís-Vega