The UN eradication programme has brought the world within one per cent of completely wiping out this paralysing disease, but now it is on the rise in some parts of the developing world.
Send us your views and get your voice on the air
On Tuesday's Riz Khan, we talk to Microsoft founder Bill Gates, and his wife Melinda Gates, co-chair of the Bill & Melinda Gates Foundation, about their push to end this debilitating disease once and for all.You can join the conversation. Watch this episode live on Tuesday, February 1, at 1930GMT. Repeats air the next day at 0430GMT, 0830GMT and 1430GMT.
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