Body worn video (police equipment) prepared for the United States Department of Justice in 2016 is that body worn cameras "are cameras with at least one microphone and internal data storage, and allow audio/video footage to be stored and analyzed with compatible software. The cameras are typically located on the police officer's chest or head". Wearable cameras are often utilized by law enforcement to record their interactions with the public or gather video evidence at crime scenes. Current body cameras are much lighter and smaller than the first experiments with wearable cameras as early as 1998. There are several types of body cameras made by
Effect of spaceflight on the human body with current technology is estimated to involve at least 18 months in transit alone. Knowing how the human body reacts to such time periods in space is a vital part of the preparation for such journeys. On-board medical facilities need to be adequate for coping with any type of trauma or emergency as well as contain a huge variety of diagnostic and medical instruments in order to keep a crew healthy over a long period of time, as these will be the only facilities available on board a spacecraft for coping not only with trauma, but also with the adaptive