Can Flashing Lights Cause Seizures

The frequency or speed of flashing light that is most likely to cause seizures varies from person to person.

Can 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 a. F or about 3 percent of people with epilepsy exposure to flashing lights at certain intensities or certain visual patterns can trigger seizures according to the epilepsy foundation. They can be caused by tumors or brain malformations of the occipital lobe. Bright sudden lights have a greater effect on the brain than softer gentler ones.

As mentioned previously dogs a very photosensitive so camera flashes the lights of a television christmas lights or even lightning can trigger a seizure. This is often referred to as photosensitivity or photophobia. When functioning correctly mains powered fluorescent lighting has a flicker rate sufficiently high twice the mains frequency typically 100 hz or 120 hz to reduce the occurrence of problems. Also listed above changes in barometric pressure and extreme hot or cold weather can also cause your dog to become physically stressed which can in turn trigger a seizure.

The seizures are most likely caused by the frequency or speed of the flashing light. These seizures may also result in the involuntary jerking of a body part such as an arm or leg and spontaneous sensory symptoms such as tingling dizziness and flashing lights. For many people flashing lights bright lights or bright colors can cause headaches discomfort dizziness or eye pain. Flashing lights are considered harmful to people who have seizures if there is a frequency of five to 30 flashes per second 2 this is a verified and trusted source.

Generally flashing lights most likely to trigger seizures are between the frequency of 5 to 30 flashes per second hertz. However a faulty fluorescent lamp can flicker at a much lower rate and trigger seizures. The likelihood of such conditions combining to trigger a seizure is small. The timing and intensity differs from person to person.

The light to dark ratio or contrast of a light source may also play a role in causing or triggering a seizure. Symptoms of focal seizures may be confused with other neurological disorders such as migraine narcolepsy or mental illness. Bold contrasting visual patterns such as stripes or checks overexposure to video games. People with photosensitive epilepsy have seizures that are triggered by.