Research shows sound of birdsong is healing – until a car drives past

2

London (dpa) – One of the downsides of city living, for some people at least, is the din. Even a weekend in the countryside – with the dewy greens of a foggy morning, the oxygen-rich forest air and

(The article has been published through a syndicated feed. Except for the headline, the content has been published verbatim. Liability lies with original publisher.)