Stories from the movement.
Film, audio and research that put female performance, safety and sovereignty on the cultural map — made by us, owned by us.
Unseen
The female athletes the cameras forgot — and the science finally catching up to them. Our flagship film on the women rewriting what peak performance means, in a body the textbooks never studied.
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More from The Index.
Frequency
Hormones, performance, safety and sovereignty — the weekly show for women in motion.
The Performance Index
Our annual report on cycle-synced training, recovery and the female-performance gap.
Reclaim the Night
Inside the OnlyGirls Night Runs — thousands of women taking back the after-dark city.
The Female Data Bill of Rights
The line we're drawing on who controls women's health data — your body, your data, your rules.
The Gathering
Our annual summit — the room for women's health, sport and power, captured on film.
First Cycle
The free curriculum putting cycle & safety literacy into the hands of the next generation.
What we cover
The conversations nobody else is having.
From the female-performance gap to safety, hormones and data rights — The Index goes where mainstream health media won't.
Female performance
The science of training with your cycle, not against it.
Cycle science
What your hormones are actually doing across the month.
Safety & the city
Reclaiming public space, after dark and beyond.
Hormones
From first period to perimenopause, decoded.
Data rights
Who owns women's health data — and why it matters.
Recovery
Rest as a performance tool, not an afterthought.
Mind & mood
The emotional side of the cycle, taken seriously.
Real stories
Women in motion, in their own words.
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