At yesterday’s iPhone and Apple Watch event, Apple revealed that it has received Food and Drug Administration clearance for the Apple Watch Series 4’s new electrocardiogram feature. In theory, this marks the ascension of the Apple Watch from a wellness health tracker to a full-fledged medical device.

But people shouldn’t be too quick to jump to conclusions about the Apple Watch’s FDA-approval stamp. Adam Masin, a litigator who deals with medical device manufacturers in product liability lawsuits, made a few crucial points on Twitter.

Colgate’s new iPhone-compatible smart toothbrush promises to transform the way you brush your teeth, thanks to the magic of machine intelligence.

So is the E1 Smart Electronic Toothbrush With Artificial Intelligence like having a virtual dentist at your beck and call? Here’s what we make of it after a week of tooth-cleaning action.

One of the great things about the world of fitness trackers post-Apple Watch (or, at least, post-Apple Watch announcement) is that we’re seeing how different companies are trying to insure themselves against Cupertino’s high-end luxury lifestyle tracker.

Jawbone recently answered this question by launching its UP Move: It’s an entry-level fitness wearable that may lack the bells and whistles of the Apple Watch, but is also, at $49.99, shy a couple of zeroes in the price tag department.