Fuel poverty increases the risk of asthma - according to Exeter University's Medical school.
Lack of heating and poor ventilation leads to dampness and mould - which contribute to asthma.
The team studied well-insulated social housing that need less heating - and also found that the energy-efficient measures could increase dampness and mould, adding to the asthma risk.
Devon voters go to the polls
A third of Plymouth City Council seats are up for grabs
Clyst valley park could double in size
Residents will have their say
Multiple arrests made in Exmouth
Patrols stepped up to tackle big issues
Devoncast - Exeter Pride, Torbay tourism and Tavistock trains
Devoncast features the latest news and views from around Devon
Sid Valley Radio joins East Devon broadcast bid
New digital stations planned for East Devon
Radio Exe newsreader to abseil down Exeter Cathedral
Josh Tate will descend over 100 feet on Saturday
