Hormone Health Hub: Expert Insights on Testing, Balance & Better Living — Fibrocystic Breasts

Estrogen dominance is a common hormone imbalance linked to symptoms such as weight gain, mood swings, heavy periods, fatigue, hot flashes, anxiety, and low libido. Learn the causes of estrogen dominance, how hormone testing works, and natural ways to support hormone balance during reproductive years, perimenopause, and menopause.

Explore how hormones fluctuate through every stage of the menstrual cycle — from menarche to menopause — and discover how estrogen, progesterone, LH, and FSH influence mood, energy, fertility, PMS, migraines, weight changes, and overall women’s health. Learn how menstrual cycle mapping can help identify hormone imbalances and provide deeper insight into symptoms throughout the month.

Estrogen dominance — an excess of oestrogen relative to progesterone — is one of the most common hormonal imbalances in women. From heavy periods and mood swings to breast tenderness and weight gain, the symptoms are wide-ranging. Discover the causes, what to test, and how to restore balance.

One in eight women will be diagnosed with breast cancer in their lifetime. But many risk factors are modifiable — including hormone imbalance and excess weight. Discover the two most important actions women can take to reduce breast cancer risk, and how hormone testing can help identify hidden imbalances before they become a problem.

In 1999, Tina Mattern was diagnosed with breast cancer and faced a terrifying choice of conventional treatments. Instead, she discovered the work of Dr. David Zava and ZRT Laboratory, and chose a path of natural hormone balancing, saliva testing and lifestyle change. This is her story — and her happy ending.