Is heating and central heating bad for health as used to say our old folks?

I think most people: Would consider central heating to be beneficial overall. After having lived in a log cabin with no insulation ; only a fire place and wood stove, i know what it is to be really cold. In the north, when there are lengthy electric blackouts due to snow storms, deaths often occur and are attributed to lack of warmth. Although people can adapt to cold indoors by layering, central heating is.