The writing

Articles

What the research actually says about women's hormonal health and longevity, and what to do about it.

A woman in her fifties looking clear-eyed and energized, evoking the return of focus and drive that testosterone restoration can bring. Featured
Testosterone

"My brain went from black and white to technicolor."

At an FDA hearing, a patient described what testosterone restoration felt like from the inside. This is the brain science behind why so many women never get tested, and what changes when they do.

May 17, 2026 · 27 min read
A thoughtful woman gazing out a window, conveying a muted, flat mood that an antidepressant cannot fully resolve.
Testosterone

"The flatness your antidepressant can't reach."

You can be on an antidepressant that is working and still feel a flatness it cannot touch. For many women that flatness is not depression at all, it is testosterone deficiency on a different brain system.

May 16, 2026 · 18 min read
An older woman working confidently at a laptop, representing renewed ambition and drive after testosterone restoration.
Testosterone

"She's 57, on testosterone, and building companies with AI."

By age 40, women have already lost roughly half their testosterone, the hormone that quietly runs drive and ambition. Here is what getting it back actually looks like.

May 15, 2026 · 10 min read
A diverse group of women over 40 at work, illustrating the collective economic potential of restored hormonal health.
Testosterone

"What Would Happen If Women Over 40 Got Their Testosterone Back?"

The economic case for restoring women's hormonal health. When millions of women lose their drive to an untreated deficiency, society leaves enormous value on the table.

May 14, 2026 · 9 min read
An older woman's hands holding a coffee cup on a sunlit terrace, evoking a daughter's reflection on her mother's Alzheimer's. Featured
Brain Health

"My mother has Alzheimer's. Her doctors could have protected her brain."

Estrogen is a major neuroprotective hormone, and the years around menopause are when it protects the brain most. My mother was squarely inside that window. She was never given the option.

May 13, 2026 · 10 min read
A small tube of prescription cream on a clean countertop, representing low-dose vaginal estrogen and the barriers to prescribing it.
Estrogen

"What Rachel Rubin told the FDA: what your gynecologist still hasn't heard."

Vaginal estrogen is cheap, barely enters the bloodstream, and cuts UTIs and related mortality. Yet a misplaced black box warning still keeps doctors from prescribing it. Here is the data.

May 12, 2026 · 12 min read
A woman sitting alone on a subway station bench, conveying the disorientation of severe perimenopausal bleeding.
Perimenopause

"Before the hot flashes come the years no one warned you about."

Perimenopause is a decade-long transition, and heavy bleeding can be one of its most frightening and least discussed symptoms. Here is what actually happens, and what I wish I had known.

May 11, 2026 · 9 min read
A blister pack of birth control pills beside a lab report, illustrating how the pill alters free testosterone through SHBG.
Testosterone

"Why women on (or recently off) birth control can't feel their own libido."

The pill raises SHBG, the protein that binds testosterone, and it can stay elevated for months after you stop. Two women can have identical labs and completely different free hormone levels.

May 10, 2026 · 8 min read
A clinician's gloved hand holding a tiny hormone pellet, representing pellet therapy and its underdiscussed endometrial risk.
Testosterone

"1 in 5 women on pellets developed this. Were you told?"

Hormone pellets are convenient, but in one published study more than 20 percent of women on them developed endometrial hyperplasia. Here is the science your provider may not have mentioned.

May 9, 2026 · 9 min read
An empty memorial-like row of chairs, evoking the uncounted women lost after the 2002 hormone therapy scare. Featured
Estrogen

"18,000 to 91,000 women. Who died because of a bad study."

The 2002 WHI announcement set off a mass exodus from hormone therapy. A Yale team later calculated the human cost of that fear, and the peer-reviewed number is staggering.

May 8, 2026 · 12 min read
A DNA double helix illustration over a saliva test kit, representing a consumer genetic test revealing APOE4 status.
Brain Health

"I found out I carry two copies of the Alzheimer's gene."

A consumer DNA test reads a tiny fraction of your genome, yet inside that fraction I found my APOE4/4 result. Here is what two copies of the Alzheimer's gene actually mean, and what the test got wrong.

May 7, 2026 · 9 min read
Streams of genomic sequence data on a screen, representing affordable whole genome sequencing.
Brain Health

"The $399 test that reads your entire genome."

Whole genome sequencing now costs less than a dental cleaning and reads every base pair, not a fraction. Here is what it actually covers, who owns the data, and what to do with the results.

May 6, 2026 · 5 min read
The book Estrogen Matters resting on a table beside a cup of coffee, representing a reflective book review.
Brain Health

"My mom has Alzheimer's. Here's the question I can't stop asking."

A review of Estrogen Matters by Dr. Avrum Bluming and Dr. Carol Tavris, and the research it synthesizes about what the 2002 WHI study actually said versus the fear it created.

May 5, 2026 · 8 min read