In 1958, Arne Larsson became the first in the world to have a pacemaker implanted.

But the technology has developed rapidly and the implants of the future are different types of microchips.

Some microchips that are being developed now are for specific diseases, but there are also technologies that should be able to detect diseases.

Among other things, an American company has developed sensors that they believe can detect infections two days before showing symptoms.

Watch the video above to hear how some Stockholmers reason about microchips in the body.