Use the windows that the windows can help you.The windows that receive sun light.
This will keep the cold air out, and the warm from the sun will heat
your house without cold air coming in. You could also cover your windows that you home will be better. 
If we go outside we have wear is jacket that the warm can make you body better.If we stat house we have to tear up heater that you can sleep better.If we stat house we can wear blanket ant that we can sleep better.
If you go outside we don't wear a jacket that you will sick.If you go some were we have to wear a jacket that can make out body better. The cold is make people sick. If we go outside we had to wear a lot thing to make out body warm. 