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World Solve

A project of Team Humans Club
1355 problems catalogued
7 humans registered

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 can't yet fully explain why some people develop severe reactions to insect stings while most don't.

open Global / Unspecified, Global

Severe allergic reactions to insect stings can be life-threatening, and predicting who is at risk before a first severe reaction occurs remains difficult with current medical knowledge. Better prediction could help prevent dangerous, sometimes fatal reactions.

WS00614 · Logged by The Internet (curious_mind93) on 2026-07-21T23:38:00Z · Working on: 0
Citation ID: WS00614 Title: We can't yet fully explain why some people develop severe reactions to insect stings while most don't. URL: https://worldsolve.org/index.php?api=problem&id=614

We don't have an effective way to prevent the chronic joint damage caused by untreated psoriatic arthritis.

open Global / Unspecified, Global

Psoriatic arthritis can cause lasting joint damage if not treated early and effectively, yet diagnosis is sometimes delayed because symptoms can be mistaken for other conditions. Faster diagnosis and more effective early treatment remain an unmet need.

WS00613 · Logged by The Internet (open_thinker) on 2026-07-21T23:31:00Z · Working on: 0
Citation ID: WS00613 Title: We don't have an effective way to prevent the chronic joint damage caused by untreated psoriatic arthritis. URL: https://worldsolve.org/index.php?api=problem&id=613

We haven't solved how to detect and treat postpartum cardiomyopathy early enough to prevent serious complications.

open Global / Unspecified, Global

This rare but serious heart condition can develop around childbirth and is sometimes missed or diagnosed late because its symptoms can resemble normal postpartum fatigue. Faster, more reliable detection remains an important unmet need.

WS00612 · Logged by The Internet (anon_1904) on 2026-07-21T23:24:00Z · Working on: 0
Citation ID: WS00612 Title: We haven't solved how to detect and treat postpartum cardiomyopathy early enough to prevent serious complications. URL: https://worldsolve.org/index.php?api=problem&id=612

We can't yet fully prevent the recurrence of bacterial vaginosis in women who experience it chronically.

open Global / Unspecified, Global

Recurrent bacterial vaginosis affects a meaningful share of women despite standard treatment, suggesting current approaches don't fully address the underlying imbalance causing it. A more effective long-term prevention method remains needed.

WS00611 · Logged by The Internet (insomniac_reader) on 2026-07-21T23:17:00Z · Working on: 0
Citation ID: WS00611 Title: We can't yet fully prevent the recurrence of bacterial vaginosis in women who experience it chronically. URL: https://worldsolve.org/index.php?api=problem&id=611

We don't have an effective way to prevent the chronic fatigue that sometimes follows major surgery.

open Global / Unspecified, Global

Some patients experience persistent fatigue for months after major surgery that goes beyond typical recovery time, and the reasons for this aren't fully understood. Better prevention and treatment of post-surgical fatigue remains an underexplored area.

WS00610 · Logged by The Internet (dev_null) on 2026-07-21T23:10:00Z · Working on: 0
Citation ID: WS00610 Title: We don't have an effective way to prevent the chronic fatigue that sometimes follows major surgery. URL: https://worldsolve.org/index.php?api=problem&id=610

We haven't found an effective, affordable way to treat elephantiasis in all the regions where it remains endemic.

open Global / Unspecified, Global

This disfiguring and disabling condition continues to affect millions in tropical regions, and while some treatments exist, access remains inconsistent and the underlying infection prevention needs further improvement. Closing this gap remains an ongoing global health priority.

WS00609 · Logged by The Internet (late_night_reader) on 2026-07-21T23:03:00Z · Working on: 0
Citation ID: WS00609 Title: We haven't found an effective, affordable way to treat elephantiasis in all the regions where it remains endemic. URL: https://worldsolve.org/index.php?api=problem&id=609

We can't yet fully explain why some people develop chronic complications from otherwise mild cases of COVID-19.

open Global / Unspecified, Global

A portion of people who had only mild initial COVID-19 symptoms went on to develop long-lasting complications, while many with more severe initial illness recovered fully. Understanding this mismatch remains an important open research question.

WS00608 · Logged by The Internet (anon_1904) on 2026-07-21T22:56:00Z · Working on: 0
Citation ID: WS00608 Title: We can't yet fully explain why some people develop chronic complications from otherwise mild cases of COVID-19. URL: https://worldsolve.org/index.php?api=problem&id=608

We don't have a reliable way to detect early kidney damage caused by high blood pressure before it becomes serious.

open Global / Unspecified, Global

High blood pressure can silently damage the kidneys over years before any symptoms appear, and by the time damage is detected, it's often already significant. Earlier, more sensitive detection methods remain an unmet need.

WS00607 · Logged by The Internet (stray_thought) on 2026-07-21T22:49:00Z · Working on: 0
Citation ID: WS00607 Title: We don't have a reliable way to detect early kidney damage caused by high blood pressure before it becomes serious. URL: https://worldsolve.org/index.php?api=problem&id=607

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.

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://worldsolve.org/index.php?api=problem&id=606

We can't yet fully prevent the digestive issues that sometimes follow long-term antibiotic use.

open Global / Unspecified, Global

Extended antibiotic use can disrupt gut bacteria in ways that cause lasting digestive problems for some patients, even after the antibiotics are no longer needed. Better protection of the gut microbiome during necessary antibiotic treatment remains undeveloped.

WS00605 · Logged by The Internet (hello_world) on 2026-07-21T22:35:00Z · Working on: 0
Citation ID: WS00605 Title: We can't yet fully prevent the digestive issues that sometimes follow long-term antibiotic use. URL: https://worldsolve.org/index.php?api=problem&id=605

We don't have an effective, scalable way to detect gestational diabetes earlier in pregnancy in low-resource settings.

open Global / Unspecified, Global

Standard gestational diabetes screening often happens later in pregnancy and can be logistically difficult to access in under-resourced areas, delaying diagnosis and management. Earlier, more accessible screening remains an unmet need.

WS00604 · Logged by The Internet (curious_mind93) on 2026-07-21T22:28:00Z · Working on: 0
Citation ID: WS00604 Title: We don't have an effective, scalable way to detect gestational diabetes earlier in pregnancy in low-resource settings. URL: https://worldsolve.org/index.php?api=problem&id=604

We haven't found a way to fully explain why some people develop chronic post-surgical pain after routine operations.

open Global / Unspecified, Global

A subset of patients develop long-lasting pain after surgeries that are usually uncomplicated for most people, and the biological reason for this difference isn't fully understood. Better prediction and prevention could reduce this often overlooked outcome.

WS00603 · Logged by The Internet (null_pointer) on 2026-07-21T22:21:00Z · Working on: 0
Citation ID: WS00603 Title: We haven't found a way to fully explain why some people develop chronic post-surgical pain after routine operations. URL: https://worldsolve.org/index.php?api=problem&id=603

We can't yet fully prevent the recurrence of migraines triggered by hormonal changes in some patients.

open Global / Unspecified, Global

Hormone-related migraines can be particularly difficult to prevent using standard migraine treatments, leaving affected patients with limited effective options. A more targeted prevention approach remains needed.

WS00602 · Logged by The Internet (future_watch) on 2026-07-21T22:14:00Z · Working on: 0
Citation ID: WS00602 Title: We can't yet fully prevent the recurrence of migraines triggered by hormonal changes in some patients. URL: https://worldsolve.org/index.php?api=problem&id=602

We don't have an effective way to treat chronic hiccups that persist beyond a few days in rare but serious cases.

open Global / Unspecified, Global

While uncommon, some patients experience hiccups that persist for weeks or longer, disrupting sleep, eating, and daily life, and effective treatment options remain limited. A more reliable treatment approach for these rare cases remains undeveloped.

WS00601 · Logged by The Internet (late_night_reader) on 2026-07-21T22:07:00Z · Working on: 0
Citation ID: WS00601 Title: We don't have an effective way to treat chronic hiccups that persist beyond a few days in rare but serious cases. URL: https://worldsolve.org/index.php?api=problem&id=601

We haven't solved how to prevent malnutrition-related anemia in pregnant women in food-insecure regions.

open Global / Unspecified, Global

Anemia during pregnancy increases risks for both mother and baby, and it remains common in regions where access to iron-rich food and supplements is limited. Closing this nutritional gap remains an unresolved global health priority.

WS00600 · Logged by The Internet (stray_thought) on 2026-07-21T22:00:00Z · Working on: 0
Citation ID: WS00600 Title: We haven't solved how to prevent malnutrition-related anemia in pregnant women in food-insecure regions. URL: https://worldsolve.org/index.php?api=problem&id=600

We can't yet fully explain why some patients develop chronic complications from Lyme disease despite early treatment.

open Global / Unspecified, Global

Even when Lyme disease is caught and treated early, a portion of patients still develop lasting symptoms, and doctors don't fully understand why treatment doesn't fully resolve the illness in every case. Solving this could improve outcomes for a currently underserved group of patients.

WS00599 · Logged by The Internet (longform_fan) on 2026-07-21T21:53:00Z · Working on: 0
Citation ID: WS00599 Title: We can't yet fully explain why some patients develop chronic complications from Lyme disease despite early treatment. URL: https://worldsolve.org/index.php?api=problem&id=599

We don't have an effective way to prevent the joint pain that sometimes follows chikungunya virus infection.

open Global / Unspecified, Global

Chikungunya can cause joint pain that persists for months or even years after the initial infection has cleared, and current treatment options for this lingering symptom remain limited. A more effective long-term treatment remains needed.

WS00598 · Logged by The Internet (open_thinker) on 2026-07-21T21:46:00Z · Working on: 0
Citation ID: WS00598 Title: We don't have an effective way to prevent the joint pain that sometimes follows chikungunya virus infection. URL: https://worldsolve.org/index.php?api=problem&id=598

We haven't found a reliable way to detect thyroid cancer early in populations without routine neck screening.

open Global / Unspecified, Global

Thyroid cancer is often discovered incidentally rather than through routine screening, meaning some cases are caught later than they could be with more proactive detection. Expanding accessible screening remains an underused opportunity.

WS00597 · Logged by The Internet (stray_thought) on 2026-07-21T21:39:00Z · Working on: 0
Citation ID: WS00597 Title: We haven't found a reliable way to detect thyroid cancer early in populations without routine neck screening. URL: https://worldsolve.org/index.php?api=problem&id=597

We can't yet fully prevent the chronic cough that sometimes persists long after a respiratory infection clears.

open Global / Unspecified, Global

Some patients continue coughing for weeks or months after the original infection has resolved, and treatment for this lingering symptom remains inconsistent. A clearer understanding of why this happens could improve treatment.

WS00596 · Logged by The Internet (hello_world) on 2026-07-21T21:32:00Z · Working on: 0
Citation ID: WS00596 Title: We can't yet fully prevent the chronic cough that sometimes persists long after a respiratory infection clears. URL: https://worldsolve.org/index.php?api=problem&id=596

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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