Why has ambient sound become so popular?

Ambient music was once an obscure genre from the 1970s, but its playlists have now become a daily habit for millions.

For many, the soothing sounds and chimes can help them to concentrate on their work, or relax.

Playlists such as Ambient Focus have proven popular on BBC Sounds, while similar lists also attract millions of listeners on Apple Music and YouTube.

So, what's behind the huge popularity of ambient music today and why are so many of us turning to sound to help with everyday life?

Video filmed and edited by Dani Thomas