LG G Watch and Samsung Gear Live are readily available from the Google Play Store for $229 and $199, respectively; Acer's smart watch will be out in September.
The simple to use app boasts doctor-created checklists and actions, and prescription reminders to help users better manage their health and well-being.
While Runtastic and Runkeeper will make sure you run as much as you need to, MediSafe will alert you when is the time to take medication.
Both devices look like traditional watches, making them appealing to the wider audience; they also pack an array of sensors to track users' fitness activities.
SmartBand Talk is a fitness band with an always-on curved 1.4" e-paper display; SmartWatch 3 is the company's first Android Wear-based watch.
The company foray into the smart watch market is impressive; the ZenWatch looks more like a regular watch than something only geeks would wear.
The popular fitness tracking app also got support for headphone heart rate monitoring when connected to the SMS Audio BioSport Headphones.
The device is touted to meld classic look with enhanced features, packing all of the usual sensors under its fancy hood.
The company's very first smart watch runs Android Wear and looks like a regular fancy watch; it rocks a sapphire crystal display with 400x400 resolution.
The search giant released an open source sample called Games in Motion to demonstrate how developers can make fun games using Google Fit and Android Wear.