Graduate student Guang Yao (left) and Xudong Wang (right) hold a small implantable device that helped rats lose 40 percent of their body weights.
Credit: Sam Million-Weaver
New battery-free, easily implantable weight-loss devices developed by engineers could offer a promising new weapon for battling the bulge. In laboratory testing, the devices helped rats shed almost 40% of their body weight. Results of the study were published today (Dec. 17, 2018) in the journal Nature Communications.
Measuring less than 1cm across, or about a third of the area of a U.S...
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