Sound therapy could cure nightmares, scientists say

It is estimated that four per cent of adults suffer from chronic nightmares

Bad dreams can impact your sleep (Getty Images/iStockphoto)

The mystery of dreaming has been a long-held fascination for scientists and philosophers alike.

Research has shown that poor sleep - a potential side effect of nightmares - contributes to the development of serious illnesses, including dementia, heart disease, and cancer.

But now a new study claims to have found a cure for bad dreams - sound therapy.