SARAL (trans. "Simple"), which caters to the elderly, is an easy-to-manage device meeting their health monitoring requirements.
Smart Cap is an assistant for visually impaired which narrates the description of scene.
Use the AWS IoT EduKit to create a device that can monitor Galvanic Skin Response, Microphone and Gyroscope data and send it to AWS cloud.
Use your Fitbit history to provide a recommendation on the best time of day to workout.