Condensation is common when the heating's on. Here's why it happens – and whether opening your windows in winter actually ...

You'll be forgiven for thinking opening windows regularly is better reserved for when it's bright, warm, and sunny outside. But did you know it is just as beneficial in winter, too? Air quality ...

You wouldn't think opening your windows in winter would make any logical sense, but one woman believes there's a good reason which helps save on energy bills in December ...