Learning how to breathe properly is one way to relax your body. The Yukai Robotic Cushion can help with that. The fufuly cushion guides you to breathe and relax. It features gentle rhythmical pulsation to stimulate your belly to get you to take slower and deeper breathes.
This cushion has a mechanical structure that expands and contracts and can control the rhythm and amplitude of its motions simultaneously. You just have to use 5 minutes to reduce your stress. fufuly has rest, work, and sleep modes. Expected to ship next year.