Blog — hormone fluctuations

The human microbiome and the endocrine system are deeply interconnected, engaging in a complex two-way conversation that influences everything from mood to metabolism. One of the most fascinating areas of this interaction centers on estrogen and the gut—a relationship governed by what’s now known as the estrobolome.

Explore the vital role of estrogen in perimenopause, its impact on mood, sleep, heart and bone health, and the latest research on hormone therapy options.

Hormone testing is a critical tool in modern healthcare, guiding everything from fertility treatment to hormone replacement therapy. While blood testing has long been the traditional route, saliva testing has rapidly emerged as a scientifically validated, convenient, and non-invasive alternative—offering clinical accuracy with ease of use. But how reliable is it really?  The Scientific Foundation of Saliva Testing Saliva testing isn't just a novel idea—it's backed by science. Over 600 peer-reviewed studies in 2012 alone have utilised salivary analysis to measure hormone levels, with results showing a strong correlation to conventional serum (blood) tests. So, how does it work? In the bloodstream,...

By Dr. Sherry LaBeck of ZRT Lab Perimenopause is the transition between a woman's reproductive years and menopause, characterized by a decline in estrogen levels, which can lead to physical and emotional symptoms. Understanding the role of estrogen during this phase is essential for managing symptoms and improving the quality of life for women going through this transition. What is Perimenopause? Perimenopause typically begins in a woman's 40s, though some may experience symptoms as early as their mid-30s, which is known as premature menopause. During this phase, the ovaries produce less estrogen until menstruation stops, marking the onset of menopause....

  As women, our bodies undergo various phases and transitions throughout our lives, each presenting challenges and changes. One such significant stage is perimenopause, the precursor to menopause. While menopause typically occurs around the age of 51, the perimenopausal journey often begins around the age of 46. This transitional period can bring about various physical and emotional changes, paving the way for the eventual cessation of menstrual cycles. In this blog, we'll delve into the intricacies of perimenopause, exploring the symptoms, challenges, and ways to navigate this natural phase with grace and understanding. Understanding Perimenopause: Perimenopause, often referred to as...