Living in houses that are too cold or too hot can contribute to a range of physical illnesses and can cause emotional distress for residents. Exposure to cold temperatures increases the likelihood of developing chest infections and pneumonia, particularly for children and elderly people. If the house is cold and all members of the household sleep in one heated room, these infections can rapidly spread. Extended exposure to high temperatures can also result in illness, with increased risk of dehydration and heat stress for sick children and elderly people.

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