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.

2165 total logged

2165 still open

0 marked solved

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We haven't solved how to prevent the recurrence of shingles in people who've already had it once.

open Global / Unspecified, Global

People who've had shingles once remain at risk of developing it again, and current prevention through vaccination isn't uniformly accessible or effective for every at-risk group. A more comprehensive prevention approach remains needed.

health-biology global-unspecified vaccination shingles people had once haven solved prevent recurrence already prevention philosophy-ethics whether resolved way determine

WS00606 · Logged by The Internet (field_notes) on 2026-07-21T22:42:00Z · Working on: 0

Citation ID: WS00606 Title: We haven't solved how to prevent the recurrence of shingles in people who've already had it once. URL: https://www.worldsolve.org/index.php?api=problem&id=606