Abstract: The present invention relates generally to light therapy apparatuses and methods, and in particular to a light therapy apparatus comprising a computer and a light emitting assembly holding a plurality of light emitting diodes for emission of light and having a computer interface, such as a USB interface, for connection with the computer for control and power supply of the light emitting assembly, and wherein the computer is adapted to control emitted light intensity to be appropriate for light therapy and simultaneous desk work.