Cycle-Day Timing Rules for Hormone Blood Draws
Testing day matters more than the result itself for reading hormone levels accurately.
Jade Kowalczyk
Data & Quantified Self Reporter
Jade Kowalczyk
Jade came up through science reporting at a regional public radio station before moving into digital health media, where she has built a reputation for translating complex biomarker data into actionable guidance. She covers the intersection of personal health data, platform interoperability, and self-tracking methodology.
7 stories
Heart Rate Variability Tracking Limitations for Hormonal Health
Wearables detect nervous system strain during perimenopause but cannot identify its hormonal source.
Jade Kowalczyk
What Oura Ring Sleep Data Actually Measures in Perimenopausal Women
Oura's sensors capture hormonal chaos, but can't explain why sleep crumbles.
Jade Kowalczyk
When Wearable Data Should Prompt a Lab Draw
Wearables detect symptom patterns, but only blood work reveals their hormonal cause.
Jade Kowalczyk
Thyroid Panel Scope in Women's Preventive Testing
Standard thyroid panels miss autoimmune disease and free hormone levels in midlife women.
Jade Kowalczyk
Saliva and Urine Hormone Tests vs Blood Panels
Blood, saliva, and urine tests measure different hormone fractions with different clinical uses.
Jade Kowalczyk
At-Home Hormone Blood Panels vs Clinic Draws for Perimenopause
Hormone levels fluctuate too much for a single test to diagnose perimenopause.
Jade Kowalczyk