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Listening to sounds of nature or audio stories can boost sleep by an average of 30 minutes a night.
Listening to a recording of rainfall, a crackling fire or Stephen Fry narrating Harry Potter has become part of some people's bed time routine.
A study has found listening to sounds of nature or audio stories can boost sleep by an average of 30 minutes a night.
Experts think apps can distract us from the worry and stress from increased demands of work and reduce levels of brain activity, helping us to drift off.