9 Apparatus and instruments for the recording, transmission, dissemination, reading, distribution, reproduction, storage, encryption, decryption, transformation, processing of sound, images or data; downloadable and recorded virtual reality software for medical purposes, namely, virtual reality Software as a Medical Device (SaMD) for treating anxiety by providing audio and visual content for promoting relaxation and sleep; downloadable and recorded virtual reality software for medical purposes, namely, virtual reality Software as a Medical Device (SaMD) for providing audio and visual content for purposes of diagnosing and treating anxiety, promoting relaxation and optimizing sleep, and pain reduction; downloadable and recorded software for providing, distributing and transmitting audio and video content for the purposes of promoting relaxation, anxiety and pain reduction, preparation for falling asleep and optimization of sleep quality; downloadable and recorded software and applications for mobile devices for providing, distributing and transmitting audio and video content in the field of promoting relaxation, anxiety reduction, sleep and pain reduction; headsets; virtual reality headsets