How fuel poverty hits lives of elderly in Wales
24 January 2013 Last updated at 19:57 GMT
For almost a week, freezing temperatures have taken their toll - and it is often elderly people who suffer most.
The latest figures estimate that there are 360,000 people over 60 in Wales who live in fuel poverty, which is 10% of the population.
A household is considered to be in fuel poverty if it needs to spend more than 10% of its income on home heating.
In a special report, BBC Wales economics correspondent Sarah Dickins gives advice on where people can get help.
But first Nicola Smith highlights the story of two pensioners who know exactly what fuel poverty is like.