Symptoms of heart palpitations may include a passing sensation of a pounding, rapid, fluttering, or skipped heartbeat. These sensations are usually felt in the chest but may also be felt in the neck and/or the throat. Generally, there are 2 broad types of palpitations.
Flashes of light that appear as jagged lines or heat waves in both eyes, often lasting 10-20 minutes, are different. They are usually caused by migraine, a spasm of blood vessels in the brain.
When the light appears for a third time, Deena suggests that it may be moving. The video then concludes with the sky going dark and the phenomenon disappearing for good. It is not yet known what caused the flashes of light but it has been suggested that they were the result of a power line going down in the area.