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World Solve

A project of Team Humans Club · Est. 2026
1355 problems catalogued
3 Humans contributing

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 buildersSkip the search for a problem worth your time. Browse a vetted, growing list and start where the gap is real.
For entrepreneursEvery entry is a potential venture thesis — named early, explained plainly, ready to validate.
For researchersCite any entry directly, or pull the full dataset via the public API.
1355total logged
1355still open
0marked solved
3registered Humans

We can't yet fully treat chronic constipation that doesn't respond to standard dietary and medical interventions.

open Health & Biology

A subset of patients with chronic constipation don't find relief through typical dietary changes or over-the-counter treatments, leaving them with persistent discomfort and few further options. More effective alternatives remain limited.

WS00566 · cite this  ·  logged 21 Jul 2026  ·  by Human internet (The Internet (stray_thought))
Team Humans Club. (2026). Problem WS00566: We can't yet fully treat chronic constipation that doesn't respond to standard dietary and medical interventions.. World Solve. Retrieved 20 Jul 2026, from https://worldsolve.org/index.php?id=566

We don't have an effective way to prevent hearing loss associated with normal aging.

open Health & Biology

Age-related hearing loss affects a large share of older adults, and current treatment focuses on hearing aids rather than preventing or reversing the underlying decline. A true preventive treatment remains undeveloped.

WS00565 · cite this  ·  logged 21 Jul 2026  ·  by Human internet (The Internet (null_pointer))
Team Humans Club. (2026). Problem WS00565: We don't have an effective way to prevent hearing loss associated with normal aging.. World Solve. Retrieved 20 Jul 2026, from https://worldsolve.org/index.php?id=565

We haven't solved how to detect early signs of heart disease in people with no obvious risk factors.

open Health & Biology

Some people who die of sudden cardiac events had no known risk factors or warning signs beforehand, suggesting current screening methods miss a meaningful share of at-risk individuals. Better detection tools for this group remain an open need.

WS00564 · cite this  ·  logged 21 Jul 2026  ·  by Human internet (The Internet (gray_matter))
Team Humans Club. (2026). Problem WS00564: We haven't solved how to detect early signs of heart disease in people with no obvious risk factors.. World Solve. Retrieved 20 Jul 2026, from https://worldsolve.org/index.php?id=564

We can't yet fully explain why chronic itching sometimes occurs without any visible skin condition.

open Health & Biology

Some patients experience persistent, unexplained itching with no identifiable skin problem, kidney issue, or other clear cause, making treatment largely trial and error. Understanding the underlying mechanism remains incomplete.

WS00563 · cite this  ·  logged 21 Jul 2026  ·  by Human internet (The Internet (curious_mind93))
Team Humans Club. (2026). Problem WS00563: We can't yet fully explain why chronic itching sometimes occurs without any visible skin condition.. World Solve. Retrieved 20 Jul 2026, from https://worldsolve.org/index.php?id=563

We don't have a reliable way to prevent the recurrence of gestational diabetes in future pregnancies.

open Health & Biology

Women who develop gestational diabetes in one pregnancy are at higher risk in future pregnancies, and current prevention strategies only partially reduce this risk. A more effective prevention method remains needed.

WS00562 · cite this  ·  logged 21 Jul 2026  ·  by Human internet (The Internet (seaglass))
Team Humans Club. (2026). Problem WS00562: We don't have a reliable way to prevent the recurrence of gestational diabetes in future pregnancies.. World Solve. Retrieved 20 Jul 2026, from https://worldsolve.org/index.php?id=562

We haven't found an effective way to treat chronic fatigue in cancer survivors after treatment ends.

open Health & Biology

Many people who survive cancer continue experiencing significant fatigue for months or years after treatment concludes, and effective, targeted treatment for this remains limited. Addressing survivorship symptoms like this remains an underfunded area of care.

WS00561 · cite this  ·  logged 21 Jul 2026  ·  by Human internet (The Internet (offline_mode))
Team Humans Club. (2026). Problem WS00561: We haven't found an effective way to treat chronic fatigue in cancer survivors after treatment ends.. World Solve. Retrieved 20 Jul 2026, from https://worldsolve.org/index.php?id=561

We can't yet fully prevent the chronic pain that sometimes follows shingles infections.

open Health & Biology

A portion of shingles patients develop long-term nerve pain, known as postherpetic neuralgia, that persists long after the rash has healed. Preventing this complication before it develops remains an incomplete area of treatment.

WS00560 · cite this  ·  logged 21 Jul 2026  ·  by Human internet (The Internet (paper_trail))
Team Humans Club. (2026). Problem WS00560: We can't yet fully prevent the chronic pain that sometimes follows shingles infections.. World Solve. Retrieved 20 Jul 2026, from https://worldsolve.org/index.php?id=560

We don't have a widely available way to screen for prostate cancer that avoids both under- and over-diagnosis.

open Health & Biology

Current prostate cancer screening can miss dangerous cancers or flag ones that would never have caused harm, leading to unnecessary treatment in some cases and missed cancers in others. A more precise screening method remains an unmet need.

WS00559 · cite this  ·  logged 21 Jul 2026  ·  by Human internet (The Internet (offline_mode))
Team Humans Club. (2026). Problem WS00559: We don't have a widely available way to screen for prostate cancer that avoids both under- and over-diagnosis.. World Solve. Retrieved 20 Jul 2026, from https://worldsolve.org/index.php?id=559

We haven't solved how to prevent surgical site infections in resource-limited hospital settings.

open Health & Biology

Hospitals with limited resources for sterile equipment and infection control see higher rates of post-surgical infections than better-equipped facilities. Closing this gap requires both medical and infrastructure solutions that remain incomplete in many regions.

WS00558 · cite this  ·  logged 21 Jul 2026  ·  by Human internet (The Internet (the_lurker))
Team Humans Club. (2026). Problem WS00558: We haven't solved how to prevent surgical site infections in resource-limited hospital settings.. World Solve. Retrieved 20 Jul 2026, from https://worldsolve.org/index.php?id=558

We can't yet fully explain why some autoimmune conditions go into remission on their own while others don't.

open Health & Biology

Some patients with autoimmune diseases experience unexplained periods of remission without clear treatment causes, while others never do. Understanding this could reveal new treatment pathways currently hidden within the body's own natural mechanisms.

WS00557 · cite this  ·  logged 21 Jul 2026  ·  by Human internet (The Internet (field_notes))
Team Humans Club. (2026). Problem WS00557: We can't yet fully explain why some autoimmune conditions go into remission on their own while others don't.. World Solve. Retrieved 20 Jul 2026, from https://worldsolve.org/index.php?id=557

We don't have an effective way to fully prevent the recurrence of depression triggered by seasonal changes.

open Health & Biology

Seasonal affective disorder returns predictably each year for many patients, and current treatments manage symptoms during episodes rather than preventing them from recurring altogether. A more preventive approach remains undeveloped.

WS00556 · cite this  ·  logged 21 Jul 2026  ·  by Human internet (The Internet (field_notes))
Team Humans Club. (2026). Problem WS00556: We don't have an effective way to fully prevent the recurrence of depression triggered by seasonal changes.. World Solve. Retrieved 20 Jul 2026, from https://worldsolve.org/index.php?id=556

We haven't found a reliable way to detect early-stage bladder cancer using a simple urine test.

open Health & Biology

Bladder cancer often requires invasive procedures for definitive diagnosis, and current urine-based screening tools aren't yet reliable enough to serve as a widespread early detection method. A better non-invasive test remains an open need.

WS00555 · cite this  ·  logged 21 Jul 2026  ·  by Human internet (The Internet (gray_matter))
Team Humans Club. (2026). Problem WS00555: We haven't found a reliable way to detect early-stage bladder cancer using a simple urine test.. World Solve. Retrieved 20 Jul 2026, from https://worldsolve.org/index.php?id=555

We can't yet fully prevent the bone density loss that occurs after menopause.

open Health & Biology

Hormonal changes after menopause accelerate bone loss, increasing fracture risk, and current prevention methods only partially offset this decline. A more effective, targeted prevention approach remains needed.

WS00554 · cite this  ·  logged 21 Jul 2026  ·  by Human internet (The Internet (null_pointer))
Team Humans Club. (2026). Problem WS00554: We can't yet fully prevent the bone density loss that occurs after menopause.. World Solve. Retrieved 20 Jul 2026, from https://worldsolve.org/index.php?id=554

We don't have an effective way to treat chronic dry eye syndrome for a significant share of sufferers.

open Health & Biology

Chronic dry eye can be persistent and uncomfortable, and while treatments exist, many patients don't find lasting relief from current options. A more effective, longer-lasting treatment remains an unmet need.

WS00553 · cite this  ·  logged 21 Jul 2026  ·  by Human internet (The Internet (the_lurker))
Team Humans Club. (2026). Problem WS00553: We don't have an effective way to treat chronic dry eye syndrome for a significant share of sufferers.. World Solve. Retrieved 20 Jul 2026, from https://worldsolve.org/index.php?id=553

We haven't solved how to prevent malnutrition-related stunting in children in food-insecure regions.

open Health & Biology

Chronic malnutrition in early childhood can cause lasting physical and cognitive effects that are difficult to reverse later in life. Preventing this before it happens remains far more effective, and far less solved, than treating it afterward.

WS00552 · cite this  ·  logged 21 Jul 2026  ·  by Human internet (The Internet (null_pointer))
Team Humans Club. (2026). Problem WS00552: We haven't solved how to prevent malnutrition-related stunting in children in food-insecure regions.. World Solve. Retrieved 20 Jul 2026, from https://worldsolve.org/index.php?id=552

We can't yet fully explain why chronic inflammation persists in some people without an obvious ongoing cause.

open Health & Biology

Low-grade chronic inflammation is linked to numerous diseases, yet in many patients there's no clear infection or injury explaining why it continues. Understanding this could unlock treatments for a wide range of related conditions.

WS00551 · cite this  ·  logged 21 Jul 2026  ·  by Human internet (The Internet (echo_chamber_no))
Team Humans Club. (2026). Problem WS00551: We can't yet fully explain why chronic inflammation persists in some people without an obvious ongoing cause.. World Solve. Retrieved 20 Jul 2026, from https://worldsolve.org/index.php?id=551

We don't have a reliable, non-invasive way to diagnose endometriosis without surgery.

open Health & Biology

Confirming an endometriosis diagnosis often still requires invasive surgery, delaying treatment for patients who could benefit from earlier intervention. A reliable non-invasive diagnostic method remains an important unmet need.

WS00550 · cite this  ·  logged 21 Jul 2026  ·  by Human internet (The Internet (seaglass))
Team Humans Club. (2026). Problem WS00550: We don't have a reliable, non-invasive way to diagnose endometriosis without surgery.. World Solve. Retrieved 20 Jul 2026, from https://worldsolve.org/index.php?id=550

We haven't found a way to fully prevent the recurrence of ulcers in patients treated for H. pylori infection.

open Health & Biology

Even after successful treatment of the bacteria that commonly causes stomach ulcers, some patients experience recurring ulcers due to other contributing factors. A more comprehensive prevention approach remains needed.

WS00549 · cite this  ·  logged 21 Jul 2026  ·  by Human internet (The Internet (insomniac_reader))
Team Humans Club. (2026). Problem WS00549: We haven't found a way to fully prevent the recurrence of ulcers in patients treated for H. pylori infection.. World Solve. Retrieved 20 Jul 2026, from https://worldsolve.org/index.php?id=549

We can't yet fully prevent the long-term cognitive effects of untreated sleep apnea.

open Health & Biology

Sleep apnea, when left untreated for years, is linked to cognitive decline and other health issues, yet many cases go undiagnosed simply because symptoms are mistaken for normal fatigue. Earlier, more widespread detection remains an unmet need.

WS00548 · cite this  ·  logged 21 Jul 2026  ·  by Human internet (The Internet (future_watch))
Team Humans Club. (2026). Problem WS00548: We can't yet fully prevent the long-term cognitive effects of untreated sleep apnea.. World Solve. Retrieved 20 Jul 2026, from https://worldsolve.org/index.php?id=548

We don't have an effective, affordable treatment for river blindness available everywhere it's needed.

open Health & Biology

This parasitic disease continues to cause preventable blindness in parts of Africa and Latin America, largely due to limited access to consistent treatment. Expanding affordable access remains the main barrier rather than lack of an effective treatment.

WS00547 · cite this  ·  logged 21 Jul 2026  ·  by Human internet (The Internet (dev_null))
Team Humans Club. (2026). Problem WS00547: We don't have an effective, affordable treatment for river blindness available everywhere it's needed.. World Solve. Retrieved 20 Jul 2026, from https://worldsolve.org/index.php?id=547