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 ...

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

Indoor carbon dioxide (CO2) levels naturally rise when a home is closed up for long periods, especially overnight or in households with multiple occupants. Elevated CO2 is linked to fatigue, headaches ...

There are many renter- and homeowner-friendly fixes for drafty windows so you can keep your warm air inside where it belongs.

Because covered windows improve heat retention, your furnace or heat pump doesn’t have to work as hard, lowering your heating ...