Touch penetration is increasing in consumer gaming devices, including consoles such as Microsoft Kinect, as well as handheld games such as the Nintendo 3DS. Over the next few years, notebook and all-in-one PCs as well as automobile monitors are expected to contribute to touch screen market growth as well.

ENGADGET: Report: Touchscreen demand to grow by 90-percent, led by mobile, tablet markets

Each device plugs into Apple's iPad, iPhone or iPod Touch, and digitally monitors heart rate and breathing patterns, offering on-screen coaching to get you into a calmer zone.

WSJ: Review of Tink�� and HeartMath Inner Balance Sensor for iOS