Hormones Matter

Where health, hormones, and a whole bunch of other stuff, make sense.

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Hormones Matter

Chandler Marrs, PhD

Chandler Marrs MS, MA, PhD. Founder, writer, editor of HM. Co-Author of Thiamine Deficiency Disease, Dysautonomia, and High Calorie Malnutrition.

hysterectomy brain

Hormones, Hysterectomy, and the Aging Brain

by Chandler Marrs, PhD
November 18, 2025
18.2K views

Everything slows down as we age. For some lucky folks, aging happens gracefully with nary a disease in sight. For others, the

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Oxythiamine, uric acid and high fructose corn syrup

Oxythiamine, Uric Acid, and High Fructose Corn Syrup: Are There Connections?

by Chandler Marrs, PhD
November 10, 2025
7K views

The anti-thiamine molecule, oxythiamine, has been used experimentally to create thiamine deficiency in animals for decades. It causes a range of symptoms

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endometriosis, heavy menstrual bleeding HIF

Endometriosis and Heavy Menstrual Bleeding: Two Sides of the Same Molecular Coin

by Chandler Marrs, PhD
October 30, 2025
22.3K views

For as long as I have been studying endometriosis, I have suspected that endometriosis represented a protective cascade, one that has either

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red light therapy covid

Research Notes: Red Light Therapy for COVID-Related Cardiopulmonary Issues

by Chandler Marrs, PhD
October 29, 2025
3.6K views

A few weeks back, I wrote about a truly remarkable line of research showing that blood flow continues for a period of

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Postmortem blood flow

Can Blood Flow Without a Beating Heart?

by Chandler Marrs, PhD
October 28, 2025
3.1K views

Postmortem Blood FlowThat the heart is a pump and it is the sole driver of blood flow is so ingrained in our

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manganese, thiamine, calcium, osteoporosis

Exploring Manganese, Thiamine, and Calcium in Osteoporosis

by Chandler Marrs, PhD
October 8, 2025
2.6K views

Many years ago, I wrote a short post about some unique research linking manganese deficiency in deer antlers to osteoporosis in humans.

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Drugs have effects

Drugs Have Effects

by Chandler Marrs, PhD
September 29, 2025
1.7K views

Seems like a simple proposition to recognize that drugs affect things in the body, but after years of marketing, most of us

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endogenous oxythiamine pyrithiamine

Can We Synthesize Oxythiamine and Pyrithiamine Endogenously?

by Chandler Marrs, PhD
September 17, 2025
6.1K views

Several months ago, a colleague let me know that his patients were testing positive for oxythiamine. He had begun using IV thiamine

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