That’s what Brian McEvoy has done multiple times. He’s got five implants, mostly for functional reasons but one just for fun.
“There’s a glow-in-the-dark implant on the back of my right hand,” said McEvoy, a 36-year-old electrical engineer from St. Paul, Minnesota.
For years, owners have implanted microchips in their pets to recover them if they go astray. Farmers use them in cattle. Now, humans are experimenting with subdermal microchips, which are the size of a large grain of rice, to make modern life easier.