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When Emotions Get Stuck: How Breath Restores Flow in the Body
In Traditional Chinese Medicine (TCM) , emotions are not something to be ignored, suppressed, or “worked through” purely in the mind. They are meant to move . To rise, pass through the body, and resolve naturally. Just like blood, lymph, or breath, emotions require circulation. But modern life rarely allows for that. When life moves too fast, when we suppress what we feel, or when we stay in a constant state of stimulation, emotions can become stuck. Over time, this stagnant,

Courtney Cartmel
Jan 262 min read


Intravenous Iron: When It Helps, and Why the “Why” Still Matters
Iron deficiency is one of the most common issues I see in clinical practice, and also one of the most misunderstood. For many people, oral iron simply does not work well enough, or at all. In those cases, intravenous (IV) iron can be a safe, effective, and life-changing option.

Dr. Brenda Tapp Leonard, ND
Jan 194 min read


Why the Scale Isn’t the Whole Story: Body Composition Over Pounds This Year
I’m going to tell you something you probably weren’t expecting from a naturopathic doctor… I hate stepping on scales. Every time I do it, I get that tiny knot in my stomach right before the number pops up. But I still step on anyway.
Why?
Keep reading...

Dr. Brenda Tapp Leonard, ND
Jan 123 min read


Newsletter January 2026: Intentional Action > Resolutions... Here's How We're Approaching Goals In 2026
As we close out another year at the Peterborough Centre of Naturopathic Medicine, I want to pause and say thank you. Whether you’ve been a long-time patient, a brand-new reader, or someone who simply keeps showing up for your own health, you are the heartbeat of what we do.
PCNM PCNM
Jan 54 min read


The Connection Between Weight Loss & Sleep Apnea
Many New Year’s resolutions revolve around weight loss. I’m guilty of making these resolutions too, but this year we’re tossing resolutions in favour of something more intentional. Part of my intention for the year is talking about the lesser-known things that meaningfully impact your health, so let’s talk about one of the most overlooked barriers I see (especially in women), and that is sleep apnea and how it impacts weight loss.

Dr. Brenda Tapp Leonard, ND
Dec 29, 20254 min read


The Science of Heat: Why Sauna Therapy Belongs in Modern Healthcare
A Brief History of Sauna Therapy
Sauna therapy is not a new wellness trend. It has been part of human health practices for thousands of years. Ancient cultures understood instinctively that heat could cleanse, restore, and strengthen the body.

Dr. Brenda Tapp Leonard, ND
Dec 22, 20254 min read


Menopause After Cancer: What Every Woman Needs to Know
I’ve spent my career supporting women through complex hormone transitions, from PMS to fertility, perimenopause, menopause, and recovery after cancer treatment. But lately, I’ve been living through some of it myself.

Dr. Brenda Tapp Leonard, ND
Dec 16, 20252 min read


Newsletter December 2025: A holiday and end of year message from Dr. Tapp Leonard, ND
As we close out another year at the Peterborough Centre of Naturopathic Medicine, I want to pause and say thank you. Whether you’ve been a long-time patient, a brand-new reader, or someone who simply keeps showing up for your own health, you are the heartbeat of what we do.
PCNM PCNM
Dec 9, 20253 min read


The Smart Woman’s Health Portfolio: 10 Tests That Protect Your Future
Last year, I was invited to speak at a gathering of women hosted by Ally Pyle of the Pyle Group. The goal was simple but powerful: to teach women the importance of investing. I’ve always believed that when women have money and their health, the world shifts. So, let’s talk about both. What good is a solid financial plan if your health doesn’t let you enjoy it?

Dr. Brenda Tapp Leonard, ND
Dec 1, 20253 min read


Autoimmune Thyroid Diseases: A Naturopathic Perspective on Graves’ Disease & Hashimoto’s
Autoimmune thyroid diseases are among the most common autoimmune conditions, especially in women. Here's how naturopathic medicine can support individuals with Hashimoto's and Graves' Disease.

Dr. Cara MacMullin
Nov 30, 20253 min read


Busting Myths in Oncology: Carbohydrates are Bad
The idea that sugar feeds cancer is one of the most common and concerning myths people encounter. The truth, though, is more nuanced and more reassuring.

Dr. Brenda Tapp Leonard, ND
Nov 24, 20253 min read


An Open Letter to the Patients Who Get It
When I opened Peterborough Centre of Naturopathic Medicine back in November 2013, my goal was simple but ambitious: to move local healthcare forward.

Dr. Brenda Tapp Leonard, ND
Nov 17, 20252 min read


Newsletter November 2025: Diabetes and Detoxification: The Connection No One’s Talking About
October is Breast Cancer Awareness Month.
Health Awareness months are meant to be a time we come together to honour those affected and shine a light on prevention and treatment.
Every year, the conversation grows louder around risk, prevention, and treatment of breast cancer.
But there’s still a myth that needs dismantling: the idea that estrogen is something to be feared.
PCNM PCNM
Nov 10, 20253 min read


When AI Repeats the Same Old Story: Why Women Should Be Cautious Asking ChatGPT for Health Advice
A few months ago, a patient told me she had uploaded her blood work into ChatGPT and asked it to recommend how to improve her health based on her results.

Dr. Brenda Tapp Leonard, ND
Nov 3, 20253 min read


The Truth About Fruit and Diabetes
Fruit has somehow ended up on the “questionable foods” list for people with diabetes. Here's the truth about fruit and diabetes.

Shavonne Wood, RD
Oct 30, 20253 min read


Clear Skin Starts Within Webinar Replay
Join Dr. Kori Macarthur, ND, for a 40-minute educational talk on Acne Vulgaris. Clear skin starts within, and conditions like acne are best remedied when approached both internally and topically. What You'll Learn: ✨ What acne really is & why it happens ✨ How hormones, gut health, blood sugar & stress influence breakouts ✨ The naturopathic approach to clear skin (step-by-step) ✨ Evidence-based nutrition, supplements & lifestyle tips ✨ Topical skincare + pharmaceutical options
Dr. Kori Macarthur, ND
Oct 2, 20251 min read


Newsletter October 2025: The Myth Surrounding Estrogen & Women’s Health
October is Breast Cancer Awareness Month.
Health Awareness months are meant to be a time we come together to honour those affected and shine a light on prevention and treatment.
Every year, the conversation grows louder around risk, prevention, and treatment of breast cancer.
But there’s still a myth that needs dismantling: the idea that estrogen is something to be feared.
PCNM PCNM
Sep 30, 20254 min read


Navigating Perimenopause with Confidence
Perimenopause is a natural transition every woman experiences, yet so many of us feel caught off guard when it begins. This stage, which can start in our 40s (sometimes even earlier), marks the shift toward menopause as hormone levels begin to fluctuate. While it’s a normal part of life, the symptoms can feel anything but normal — leaving many women wondering what’s happening to their bodies. The Hormonal Shift During Perimenopause Perimenopause is also known as a hormonal ro
Dr. Nicole Edgar, ND
Sep 29, 20252 min read


Newsletter September 2025: 5 Foundations To Get Back To This Fall 🍂
We ended the summer by spending the week camping at Missinaibi Provincial Park. Mike and his parents have gone to this park annually for years, and this year we got to share it with the kids.
This provincial park is like nothing I’ve seen before. It’s 501km long, contains over 215,000 acres and is part of a historical trading route with a river that flows out to James Bay.
PCNM PCNM
Sep 1, 20256 min read


Newsletter August 2025: Power Your Performance
I’ve always been a bit of a gadget person. If there’s a new piece of equipment, a modern tool, or a device promising better results, I’m curious. But I’m also naturally skeptical. When lasers for pain and injury recovery first hit the scene, I’ll admit—I didn’t buy into the hype.
PCNM PCNM
Aug 1, 20259 min read
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