E3 09: Wii Vitality Sensor announced, no one knows why – Destructoid
Nintendo Wii Vitality Sensor detects your pulse | Engadget
No More Heroes' Dev Has Plans for Wii Vitality Sensor, Implements MotionPlus
Before Nintendo introduced the still unused Wii Vitality Sensor...there was Tetris 64 w/ its Bio Sensor : r/gamecollecting
Nintendo Patent Shows Wii Vitality Sensor Game Example - Siliconera
Wii Vitality Sensor | Nintendo | Fandom
تويتر \ IGN على تويتر: "From a PC joystick to a network system for the NES in 1988 to the never released Wii Vitality Sensor, here are (almost) all of Nintendo's accessories