Why Does Flashing Lights Cause Seizures

Pse affects approximately one in 4 000 people 5 of those with epilepsy.

Why does flashing lights cause seizures.

Or regular moving patterns. 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. 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. Bold contrasting visual patterns such as stripes or checks overexposure to video games.

It is believed that a combination of these factors will trigger the attacks. 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. The frequency or speed of flashing light that is most likely to cause seizures varies from person to person. The likelihood of such conditions combining to trigger a seizure is small.

People with photosensitive epilepsy have seizures that are triggered by.