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Neglected Tropical Diseases
Over 1 billion people are affected by diseases most people have never heard of
β Improving
π©Ί Health
π§ Understand
The trend
More than 50 countries have eliminated at least one NTD; Guinea worm has gone from 3.5 million cases to a handful. Quiet, spectacular progress.
The scale
Roughly 1 in 8 humans suffers from at least one neglected tropical disease β river blindness, schistosomiasis, lymphatic filariasis, trachoma, intestinal worms and more. They blind, disfigure, and keep children out of school and adults out of work.
Root causes
Parasites and bacteria thriving where water, sanitation and health systems are weakest. "Neglected" is literal: they affect people with no purchasing power, so they attract a sliver of research and funding.
Who suffers most
The rural poorest of the poorest countries β the same families, often carrying several NTDs at once, in a cycle where disease deepens poverty and poverty sustains disease.
Common misconception
"Rare, exotic diseases." They afflict over a billion people β more than almost any famous disease β they're just invisible from rich countries because they rarely kill quickly; they disable instead.
β‘ What actually works
Mass drug administration
Strong evidence
Community-wide annual doses of safe, donated drugs that treat and prevent several NTDs at once.
Cost & effect: Often well under $1 per person per year (drugs are donated by manufacturers; the cost is distribution) β among the cheapest health interventions that exist.
Disease elimination campaigns
Strong evidence
Surveillance-driven endgames like Guinea worm eradication and trachoma elimination country by country.
Cost & effect: Eliminations keep landing: dozens of country-disease pairs certified in the last decade.
School-based deworming
Debated
Regular deworming pills through schools.
Cost & effect: Pennies per child and clearly reduces worm burden; long-run education and income effects are argued over β cheap enough that many analysts back it anyway.
π§ Act
πΆ With your money
Fund mass-drug-administration org types β pennies-per-person delivery of donated medicine is philanthropy's best arbitrage.
β° With your time
Awareness is the bottleneck: even one accurate conversation about NTDs is more than most of these diseases ever get.
π οΈ With your skills
Logistics, mapping and epidemiology skills directly serve distribution campaigns.
π£ With your voice
Name them. "Neglected" persists because nobody says schistosomiasis at dinner parties.
π£ Share this
β Questions people ask
How can I help with neglected tropical diseases?
There's a concrete step for whatever you can offer. With your money, fund mass-drug-administration org types β pennies-per-person delivery of donated medicine is philanthropy's best arbitrage. With your time, awareness is the bottleneck: even one accurate conversation about NTDs is more than most of these diseases ever get. With your skills, logistics, mapping and epidemiology skills directly serve distribution campaigns. With your voice, name them. "Neglected" persists because nobody says schistosomiasis at dinner parties.
What is the most effective way to reduce neglected tropical diseases?
The approaches with the strongest evidence: Mass drug administration: Community-wide annual doses of safe, donated drugs that treat and prevent several NTDs at once. Often well under $1 per person per year (drugs are donated by manufacturers; the cost is distribution) β among the cheapest health interventions that exist. Disease elimination campaigns: Surveillance-driven endgames like Guinea worm eradication and trachoma elimination country by country. Eliminations keep landing: dozens of country-disease pairs certified in the last decade.
Where should I donate to help with neglected tropical diseases?
Impact Compass doesn't name individual charities. The higher-leverage path is to back the interventions that work best here (Mass drug administration, Disease elimination campaigns) and to choose organizations by how transparently they deliver them. Compare organization types for this cause with the free tools linked above, or give useful items directly through Givelink.
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Rough figures for context, drawing on: WHO Β· GiveWell Β· END Fund. Approximations, not citations. Last reviewed 2026-07-16.
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