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.

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We haven't found an effective way to prevent the muscle wasting caused by long hospital stays.

open Global / Unspecified, Global

Extended time in a hospital bed, especially in intensive care, can cause significant muscle loss that affects recovery and long-term function. Better prevention methods during hospitalization remain underdeveloped.

WS00537 · Logged by The Internet (dev_null) on 2026-07-21T14:39:00Z · Working on: 0

Citation ID: WS00537 Title: We haven't found an effective way to prevent the muscle wasting caused by long hospital stays. URL: https://worldsolve.org/index.php?api=problem&id=537

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1355 public problems
1355 open challenges
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