Medical implant technology keeps getting better, and there are fantastic developments every year. From pacemakers to insulin regulators, devices are helping more and more people.
Scarily, though, implants with wireless functions could be vulnerable to targeted hacking attacks. No-one's been harmed this way yet, but the technology is tricky to keep up to date and secure. Experts warn that we need to think carefully how we control devices in our bodies. I don't like the idea of my heart being hacked!