Health Care & Life Sciences » Hospitals, Physicians & Pharmacies » Neglected tropical diseases (NTDs) | Neglected tropical diseases affected people worldwide 2017

Number of people affected by select neglected tropical diseases worldwide as of 2017

Number of people affected worldwide each year from select neglected tropical diseases as of 2017 (in millions)

The data displays the number of people worldwide affected by select neglected tropical diseases each year, as of 2017. It was estimated that around 67 million people are affected annually by lymphatic filariasis, also known as elephantiasis. Elephantiasis is caused by parasitic worms and is marked by severe swelling in various parts of the body.

Ascariasis (roundworm)	819
Hookworm	439
Trichuriasis (whipworm)	465
Lymphatic filariasis (elephantiasis)	67
Onchocerciasis (river blindness)	26
Schistosomiasis (snail fever)	218
Trachoma	190

Number of people affected by select neglected tropical diseases worldwide as of 2017

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