In global public health, disease-fighting tools that are cheap, available and sustainable are the Holy Grail. It might be hard to top the one being tested in Tanzania as a way to prevent malaria: smelly socks.
Experiments in three villages where people get about 350 bites a year from malaria-infected mosquitoes are using dirty socks to lure the insects into traps, where they become contaminated with poisons and ultimately die.
Read more, via The Washington Post.
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