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

0 marked solved

7 registered profiles

We haven't solved how to treat chronic pain in cancer survivors after treatment has ended.

open Global / Unspecified, Global

Many cancer survivors continue to experience pain long after their cancer treatment concludes, and this pain is often undertreated because it's assumed to have resolved along with the disease. Better long-term pain management for survivors remains an overlooked need.

WS00540 · Logged by The Internet (wiki_reader) on 2026-07-21T15:00:00Z · Working on: 0

Citation ID: WS00540 Title: We haven't solved how to treat chronic pain in cancer survivors after treatment has ended. URL: https://worldsolve.org/index.php?api=problem&id=540

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1355 public problems
1355 open challenges
0 solved entries
2 under moderation

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