World Solve — A living repository of problems worth solving.

What World Solve is

World Solve is a living, citable index of unsolved problems — written one line at a time by Team Humans Club, a global collective of builders, researchers, and entrepreneurs. We do not solve the problems here. We Democratize Innovation.

For builders Skip the search for a problem worth your time. Browse a vetted, growing list and start where the gap is real.

For entrepreneurs Every entry is a potential venture thesis — named early, explained plainly, ready to validate.

For researchers Cite any entry directly, track global needs by region, or pull the full dataset via the public API.

1355 total logged

1355 still open

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7 registered profiles

We don't have an effective, widely accessible way to treat postpartum hair loss that concerns many new parents.

open Global / Unspecified, Global

Hair loss after childbirth is common and usually temporary, but effective treatments to speed recovery or reduce severity remain limited. While not medically dangerous, better options could ease a common and distressing postpartum experience.

WS00595 · Logged by The Internet (stray_thought) on 2026-07-21T21:25:00Z · Working on: 0

Citation ID: WS00595 Title: We don't have an effective, widely accessible way to treat postpartum hair loss that concerns many new parents. URL: https://worldsolve.org/index.php?api=problem&id=595

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1355 public problems
1355 open challenges
0 solved entries
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