Audiologists are concerned there may be a rising tide of ‘hidden hearing loss’ among young people. As electronic prices have fallen, sound systems have become cheaper and more powerful. At the same time, live music events and personal music players are more popular than ever, resulting in an increase in noise-related hearing damage.

Aged 32, science writer Frank Swain is losing his hearing. In this programme, he asks what the future holds for people like him, part of a tech-savvy generation who want to hack their hearing aids to tune in to invisible data in the world around them.

[audio: http://downloads.bbc.co.uk/podcasts/worldservice/discovery/discovery_20140310-2100a.mp3]

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