Why do we have nightmares over and over?
I keep having the same kind of nightmares throughout my life. why does the human brain have nightmares even when nothing scary has happened that day you have nightmares?
| to warn you of expected danger. | 3 | |
| to symbolise immune system and germs. | 0 | |
| to wake you up in emergencies. | 0 | |
| to resolve questions subconsciously. | 15 | |
| other. | 8 |