Machine helps asthma sufferer

Asthma sufferer Colin Walker says his life has been transformed by a new machine

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Machine 'transformed life' of asthma sufferer

Colin Walker, 56, says a new device has changed his life Credit: ITV

A North Yorkshire farmer says his life has been "transformed" by a new machine designed to help asthma sufferers.

Colin Walker, 56, from Stokesley, developed the condition 12 years ago and says it had been threatening his health and his livelihood. But a new device - the FeNo measure - has allowed doctors to treat his condition more effectively.

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