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The library
Straight answers to the questions women rarely ask out loud, researched by the Girl Playbook Research Team. Start with a topic, or search for exactly what’s on your mind.
Breath & MouthExplainer
A 74-case report describes red and white lesions linked to cinnamon gum or candies. The product history helps, but the appearance alone cannot establish the cause.
Bladder & Pelvic FloorEvidence check
A recall test favored darifenacin over escalating oxybutynin doses. That finding does not establish long-term dementia safety, and the current label still warns about confusion and hallucinations.
SkinEvidence check
Small trials tested specified fine fibers, not every garment labeled merino. Their positive findings need to be read alongside current advice to avoid wool against eczema-prone skin.
Sleep & NighttimeEvidence check
The first-night effect has laboratory evidence. The claim that half your brain stays awake, and the promise that your own pillowcase fixes it, need a closer look.
Bloating & DigestionEvidence check
Breaking down fructans in a digestion model, tolerating a supplement for four weeks and feeling better after an inulin challenge answer different questions.
PeriodsExplainer
A rare complication reported on scans is urinary obstruction. Knowing what happened in one case can help you describe symptoms without assuming the same diagnosis.
HairEvidence check
Patch testing can distinguish allergy to minoxidil from allergy to its solvent. Two sets of published patients show why guessing can lead to another rash.
PeriodsEvidence check
A pregnancy-planning cohort found an association with lower conception probability per cycle. The study cannot separate the medicine completely from the pain or condition behind its use.
SkinEvidence check
Trials found changes in facial hydration and wrinkle measurements. The formulation, study population and difference between a device reading and what someone notices matter when weighing a purchase.
Breath & MouthExplainer
Why pine nuts belong in a taste-change history, what the small studies found, and which symptoms need urgent care.
Menopause & HormonesEvidence check
The blood-level interaction is documented, but studies of cancer outcomes have not all agreed. Review the exact medicines with your oncology and prescribing teams before changing treatment.
SkinEvidence check
A randomized trial in 336 children found no added benefit on its main eczema measure. Read the population, treatment and outcome before treating softer water as a skin therapy.
