If you’ve been feeling “off” lately—more anxious than usual, not sleeping well, struggling with your energy, or like your body just isn’t responding the way it used to—you’re not imagining it.

This is often the stage where women start searching things like “perimenopause symptoms and treatment” or “what is happening to my body?”—and still don’t feel like they’re getting a clear answer.

Perimenopause can be subtle at first, then suddenly disruptive. It can feel inconsistent, unpredictable, and difficult to explain—even to your doctor.

And unfortunately, it’s often missed.

Let’s walk through what’s actually happening in your body—and how to approach it in a way that makes sense.

What Is Perimenopause? (And Why It’s So Often Missed)

Perimenopause is the transition phase leading up to menopause. It begins as ovarian function starts to shift and continues until one year after your final menstrual period.


For many women, this phase lasts several years—and in some cases, over a decade.

What makes perimenopause challenging is that it doesn’t follow a neat, linear pattern. You can still be having regular cycles and be in the middle of it. Lab testing can look “normal.” And symptoms often show up before any obvious menstrual changes.


From a physiological standpoint, what’s happening is not just a decline in hormones—but a change in how they are produced and regulated.


There is a gradual loss of ovarian follicles, altered feedback between the brain and ovaries, and increasingly erratic hormone signaling. The result is fluctuation—not just deficiency.


What age can perimenopause start?

For many women, changes begin in their late 30s to early 40s, though this can vary.


What’s the difference between perimenopause and menopause?

Perimenopause is the transition. Menopause is defined as one full year without a period.


The Most Commonly Missed Perimenopause Symptoms

Most women are told to watch for hot flashes and irregular periods. But clinically, those are often not the first symptoms to appear.


What I see more often are cognitive, emotional, and metabolic shifts that don’t immediately get linked back to hormones.


You might notice that your focus isn’t as sharp, that you’re forgetting words mid-sentence, or that your tolerance for stress has changed. Anxiety can feel more physical or sudden. Sleep becomes lighter, more fragmented, or harder to initiate.


Some women develop joint pain or stiffness, especially in the morning. Others notice increased bloating, headaches, or changes in body composition—particularly around the abdomen—even if their habits haven’t changed.


There can also be symptoms that feel more unusual or harder to connect, like itchy skin, heart palpitations, or changes in how your cycle feels rather than just its timing.


From an evidence-based perspective, studies consistently show that symptoms like brain fog, fatigue, mood changes, and sleep disruption are among the most prevalent in perimenopause—even more than classic vasomotor symptoms in the earlier stages.


Is brain fog a symptom of perimenopause?

Yes. Research suggests that up to 60% of women experience cognitive changes during this phase, largely driven by fluctuating estrogen and its effects on the brain.


Is anxiety a symptom of perimenopause?

Yes—and it often presents differently than it has in the past, due to changes in neurotransmitter regulation.


Can perimenopause cause sleep problems?

Very commonly. Sleep disruption is often one of the earliest and most persistent symptoms.


Why Symptoms Vary So Much Between Women

One of the most important—and often validating—things to understand is that there is no single “perimenopause experience.”


This is because hormone patterns during this phase are highly variable.


Estrogen doesn’t just decline—it fluctuates. It can spike higher than expected in some cycles and drop sharply in others. Progesterone tends to decline earlier due to less consistent ovulation. Some cycles may not include ovulation at all.


This creates a hormonal environment that is unpredictable, not stable.


From a clinical perspective, this explains why:

  •  Symptoms can feel cyclical for some women and constant for others
  • One month may feel manageable, and the next significantly worse
  • Sleep, mood, and energy can shift without an obvious external cause


There is also what’s often referred to as a “window of vulnerability.” During this life stage, many women are managing high levels of responsibility—career demands, parenting, caregiving, and more.


When you layer hormonal instability on top of chronic stress and disrupted sleep, the threshold for symptoms becomes much lower.


How Do I Know If I’m in Perimenopause?

This is one of the most common questions—and one of the most nuanced.


There is no single lab test that confirms perimenopause. Hormones fluctuate too much for one measurement to be reliable.


Diagnosis is primarily clinical.


That means looking at patterns over time—your symptoms, your cycle, your sleep, your mood, your energy—and understanding how they fit together.


It’s also important to rule out other conditions that can present similarly. From an evidence-based standpoint, fatigue, anxiety, and cognitive changes should not automatically be attributed to perimenopause without considering other contributors.


This can include thyroid dysfunction, iron deficiency, sleep disorders, insulin resistance, or nutrient deficiencies.

A thorough assessment doesn’t guess—it differentiates.


What a Perimenopause Assessment Involves

A proper assessment is both detailed and individualized.


It begins with mapping your symptoms—when they started, how they’ve changed, and whether there are patterns across your cycle or lifestyle.


From there, we look at key systems that influence how you feel day to day. This includes metabolic health, stress physiology, sleep quality, and nutrient status.


Testing may be used, but it’s always interpreted in context. A single lab value doesn’t tell the whole story—especially during a phase defined by fluctuation.


The goal is clarity. You should leave understanding what’s happening in your body, what’s contributing to your symptoms, and what your options are moving forward.


What tests can confirm perimenopause?

There isn’t one definitive test. Labs can support the picture, but diagnosis is based on symptoms and patterns.


How a Naturopathic Approach Is Different


One of the biggest gaps in care is that many women are told everything is “normal” if disease has been ruled out.


But normal labs don’t mean optimal function.


A naturopathic approach focuses on understanding why symptoms are happening, not just whether something is diagnosable.


This means looking at how hormones interact with:


  • The nervous system
  • Blood sugar regulation
  • Sleep architecture
  • Gut health
  • Nutrient status


Rather than isolating one system, we look at how they influence each other.

This is especially important in perimenopause, where symptoms are rarely caused by a single factor.


Can a naturopath help with perimenopause?

Yes. Particularly because this phase requires a personalized, systems-based approach.


What Treatment Actually Looks Like

Treatment during perimenopause isn’t about applying a single solution. It’s about building stability across the systems that regulate sleep, mood, and energy.


Lifestyle becomes foundational here—not optional.


Strength training plays a critical role in preserving muscle mass, supporting metabolic health, and improving insulin sensitivity. This directly impacts energy, weight regulation, and long-term health outcomes.


Nutrition shifts toward supporting blood sugar stability and adequate protein intake. Many women are unintentionally under-eating protein, which contributes to fatigue, muscle loss, and increased cravings.


Sleep support goes beyond basic hygiene. It often involves regulating the nervous system, addressing cortisol patterns, and using targeted nutrients or herbal therapies to support sleep architecture.


From a naturopathic perspective, herbal medicine and targeted supplementation can be layered in to support mood, stress resilience, and hormone metabolism.


For some women, hormone therapy may be part of the conversation. When considered, it should be individualized, discussed thoroughly, and integrated into a broader plan—not treated as the default or only option.


How does a naturopathic doctor treat perimenopause?

By combining lifestyle, nutrition, targeted supplementation, and individualized support based on your physiology and symptoms.


Why Early Intervention Matters

One of the most common things I hear is that women were told to “wait it out.”


The challenge is that symptoms often begin years before menopause—and they don’t always stay mild.


From a research perspective, hormonal changes during perimenopause are already affecting brain function, metabolic health, and sleep long before menopause is officially reached.


Early intervention allows you to:


  • Reduce symptom severity
  • Improve quality of life
  • Support long-term outcomes like bone density, cardiovascular health, and cognitive function


Waiting doesn’t prevent symptoms—it often prolongs them.


What to Expect at Your First Consultation

Your first visit should feel like a turning point.


We start by understanding your full picture—your symptoms, your history, your lifestyle, and what’s changed.


From there, you’ll get a clear explanation of what’s likely happening physiologically. Not just a label—but an understanding.


You’ll leave with practical strategies you can start immediately, along with a plan for any testing or follow-up that makes sense.


Most importantly, you’ll feel like your experience has been heard—and validated.


Frequently Asked Questions

What are the first signs of perimenopause?

Often subtle: changes in sleep, mood, energy, and cognitive function before cycle changes become obvious.


What are extreme perimenopause symptoms?

Severe anxiety, persistent insomnia, heavy or irregular bleeding, and fatigue that significantly impacts daily life.


What are the 34 symptoms of perimenopause?

There is a wide range, but the most common include sleep disruption, mood changes, brain fog, fatigue, and cycle irregularities.


Can a naturopath help with perimenopause?

Yes—especially when you’re looking for a personalized, root-cause approach.


What is the best treatment for perimenopause symptoms?

The most effective approach is individualized and typically includes lifestyle, nutrition, targeted supplementation, and when appropriate, collaborative hormone support.


Ready to Understand What’s Happening in Your Body?

If you’re tired of guessing, Googling, or being told everything is “normal” when it doesn’t feel that way—there’s a better way forward.


Ready to understand what’s happening in your body? Book a perimenopause assessment with Dr. Shivaune in Toronto.