Why Does Flashing Lights Cause Seizures

People with photosensitive epilepsy have seizures that are triggered by.

Why does flashing lights cause seizures.

The culprit was a sequence during which red and blue lights flashed onscreen after a bomb exploded onscreen which makes sense given that red and blue stimuli have been tied to seizures for over. Photosensitive epilepsy pse is a form of epilepsy in which seizures are triggered by visual stimuli that form patterns in time or space such as flashing lights. Currently the world health organization estimates that approximately 50 million people have epilepsy a chronic condition that ranks as one of the most common neurological conditions. Generally flashing lights most likely to trigger seizures are between the frequency of 5 to 30 flashes per second hertz.

Pse affects approximately one in 4 000 people 5 of those with epilepsy. Bold contrasting visual patterns such as stripes or checks overexposure to video games. Or regular moving patterns. Causes of the seizures may also include the brightness of the flashing lights the contrast with background lighting the distance between the person and the light source the wavelength of the light and the person s eyes being opened or closed to the source 2.

It is believed that a combination of these factors will trigger the attacks.