The vHIT(video Head Impulse Test) is the examination of the vestibular function. This application(vHIT96da) is only for otologists who know what the vHIT is. This application analyzes slow motion video(240fps) recorded with a special goggles for iPhone and shows the result of vHIT. To record the video for this application, use the goggles with any camera application and record slow motion video (240fps). Once you record the video, use this application to analyze the video. note: This application has a short sample video recorded with the special goggles, so you can see how this app analyzes the video even if you don’t have the special goggles. Choose the "vHIT video:sample" and tap the lower center red button. Then you can see the vHIT wave of it.