Vitex agnus-castus (Chasteberry) and PMS: Can Nature Support Your Hormonal Health?
PMDD Georgina Standen PMDD Georgina Standen

Vitex agnus-castus (Chasteberry) and PMS: Can Nature Support Your Hormonal Health?

Vitex agnus-castus (chasteberry) is one of the most researched herbal options for PMS and PMDD, helping to balance prolactin and support the natural rhythm of oestrogen and progesterone. In this article, Dr Georgina Standen explains how Vitex works, what the latest evidence shows, who it’s suitable for, and how to use it safely—alone or alongside conventional treatments—to support mood, cycle regularity and premenstrual wellbeing.

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The Future of PMDD Treatment: tDCS, Brain Stimulation & the Nettle Device
PMDD Georgina Standen PMDD Georgina Standen

The Future of PMDD Treatment: tDCS, Brain Stimulation & the Nettle Device

A new class of treatment is emerging for PMDD that doesn’t involve hormones or standard antidepressants: non-invasive brain stimulation. This blog explains how tDCS works, why it’s being explored for PMDD, what the UK trial of the Nettle device is aiming to show, and what this could mean for women in the UK.

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When Your Health Fluctuates with Your Cycle: Understanding Premenstrual Exacerbation
PMDD Georgina Standen PMDD Georgina Standen

When Your Health Fluctuates with Your Cycle: Understanding Premenstrual Exacerbation

Many women notice their health feels different in the days before their period. For some, existing conditions like migraines, asthma, or depression become more intense—a phenomenon known as premenstrual exacerbation (PME). Unlike PMS or PMDD, PME doesn’t cause new symptoms, but it amplifies what’s already there. Understanding PME can help you take control of your health and manage symptoms more effectively.

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Mast Cells, Histamine and Female Hormones: Why Some Women React Differently
PMDD, Menopause Georgina Standen PMDD, Menopause Georgina Standen

Mast Cells, Histamine and Female Hormones: Why Some Women React Differently

If your skin flares up, your gut feels reactive, or you find yourself flushed, itchy, or anxious around your period or during perimenopause, you’re not imagining it. There’s growing evidence that female hormones can directly influence immune cells called mast cells, changing how much histamine your body releases. These hormone–immune interactions may explain why some women experience cyclical symptoms that cross several systems — skin, digestion, mood, and energy — yet have never been fully explained by hormones alone.

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What Is “Reproductive Depression”?
PMDD Georgina Standen PMDD Georgina Standen

What Is “Reproductive Depression”?

Many women notice that their mood changes around times of hormonal fluctuation — before a period, after having a baby, or during the perimenopause. For some, these changes are mild; for others, they can be life-altering. This pattern is increasingly recognised as a distinct form of depression known as reproductive depression. Here, I explain what that means, why hormones can influence the brain so profoundly, and how this understanding is helping us shape more effective, personalised treatments.

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The Future of PMDD Treatment: Neuroactive Steroids
PMDD Georgina Standen PMDD Georgina Standen

The Future of PMDD Treatment: Neuroactive Steroids

New research is changing how we understand and treat PMDD. Instead of suppressing hormones, emerging treatments known as neuroactive steroids work by calming the brain’s response to hormonal change. Here, Dr Georgina Standen explains how brexanolone and zuranolone work, what current evidence shows, and what this could mean for women in the UK.

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Medication Options for PMS and PMDD
PMDD Georgina Standen PMDD Georgina Standen

Medication Options for PMS and PMDD

Struggling with PMS or PMDD? Dr Georgina Standen explores all the effective treatments — from SSRIs and SNRIs to HRT, contraceptive pills, GnRH analogues, and more — with a focus on personalised, evidence-based care.

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The 200+ Symptoms of PMS You Might Not Know About
PMDD Georgina Standen PMDD Georgina Standen

The 200+ Symptoms of PMS You Might Not Know About

PMS can show up in over 200 different ways—from bloating and headaches to mood swings and fatigue. Some symptoms overlap with the diagnostic criteria for PMDD, which is often confused with bipolar disorder. Understanding your personal pattern is the first step to clarity and relief. Explore the full list of symptoms, learn what’s “normal,” and find out when to seek help.

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How PMS and PMDD Are Diagnosed
PMDD Georgina Standen PMDD Georgina Standen

How PMS and PMDD Are Diagnosed

Wondering whether your symptoms are PMS or PMDD? Diagnosis relies on tracking cycles, using tools like the PSST and Mortola Calendar, and ruling out other causes. Here’s how doctors make the distinction and why symptom records are essential.

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How Common Are PMS and PMDD?
PMDD Georgina Standen PMDD Georgina Standen

How Common Are PMS and PMDD?

Premenstrual Syndrome (PMS) affects nearly half of women worldwide, while the more severe Premenstrual Dysphoric Disorder (PMDD) is less common but often underdiagnosed. This blog explores how common PMS and PMDD really are, why prevalence rates vary, and the challenges researchers face in understanding these conditions.

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PMS vs PMDD: Understanding the Key Differences
PMDD Georgina Standen PMDD Georgina Standen

PMS vs PMDD: Understanding the Key Differences

Premenstrual Syndrome (PMS) and Premenstrual Dysphoric Disorder (PMDD) are often confused — but they’re not the same. PMS is common and can cause a range of physical and emotional symptoms, while PMDD is a severe, often disabling condition that affects mood, work, and relationships. In this post, we’ll explain the key differences, how doctors diagnose PMS and PMDD, and what treatments are available.

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How the Mira Monitor Can Help You Understand Your Hormone Chaos
Menopause, PMDD, Women's Health Georgina Standen Menopause, PMDD, Women's Health Georgina Standen

How the Mira Monitor Can Help You Understand Your Hormone Chaos

Experiencing fatigue, bloating, or mood swings despite normal blood tests? The Mira monitor tracks key hormones—LH, E3G, PdG, and FSH—through daily urine samples, revealing patterns like estrogen dominance or low progesterone. This data helps pinpoint ovulatory cycles and hormonal imbalances, offering clarity during perimenopause. At Sirona Health, we interpret your Mira results in the context of your symptoms, guiding decisions on HRT, supplements, and lifestyle interventions.

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Understanding Progesterone and Progestogens: What You Need to Know
Menopause, PMDD, Women's Health Georgina Standen Menopause, PMDD, Women's Health Georgina Standen

Understanding Progesterone and Progestogens: What You Need to Know

Progesterone is a vital hormone that plays a key role in regulating the menstrual cycle, preparing the body for implantation, and maintaining a healthy pregnancy. During perimenopause, progesterone levels fluctuate, leading to symptoms like irregular periods, mood swings, and sleep disturbances. Understanding these changes and how to manage them is crucial for women's health during this transitional phase. Explore how monitoring progesterone levels can provide insights into your health and guide effective treatment strategies.

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