Brazil has long faced outbreaks of dengue fever. But Acre State was immune — until very recently. Now there’s a possible explanation.
Farmers in Peru’s Andean highlands have been consuming clay for centuries. Scientists now think it may have allowed them to eat wild potatoes, which are rich in toxic chemicals.
A decade ago, there were fewer than 50 grass-fed-cattle operations in the U.S. Now there are thousands. Clearly people are eating this meat. Trendiness aside, is grass-fed beef more nutritious than standard, corn-fed beef?