If it's too low early morning, this possibly is not taking place, so glucose drops too low. If this is occurring, I suggest you try taking 4000 to 8000mg/day glutamine at night. This amino acid can be used by the brain in place of glucose, but being an amino it doesn't cause a sharp drop in blood glucose levels.
Sometimes, heat lightning isn't lightning at all, but a cloud reflection of lightning from a very distant storm. In other instances, it is regular lightning which has formed far off in the distance, making a flash instead of a recognizable lightning bolt.
The Sounds of Thunder. Where there is lightning there will be thunder, and where there is thunder there will be lightning. The reason: thunder is the sound of the shockwave that lightning produces as it heats up the air to 30,000Â°C in less than one second. This is five times the temperature on the surface of the sun!