PCs, smartphones, and tablets are fair game to hackers these days. And we've also started to see cars with sophisticated infotainment systems and controls also getting hacked. But how about the innocent little whose sole purpose is to keep your body healthy? Well, now they're getting hacked as well. And worse, they might be used to make other computers unhealthy. Fortinet researcher Axelle Apvrille reveals that the Fitbit is one such wearable that easily succumbs to a hack in just 10 seconds and can then spread the malware to computers it syncs with.