Here's how Ottawa is braving this extreme cold warning

With Ottawa stillunder an extreme cold warning, youmight find the idea of leaving your warm homeunfathomable.

If so, you could end upstuck inside for awhile. The weather isn't expected toease up until around the second week of January.

• Fed up with frigid temperatures? Blame the polar vortex
• How to keep your furnace firing during this record cold snap

According to weather experts, the extreme cold is caused by a polar vortex, a phenomenon in which arctic air blasts cold air over a region.

The good news is that many Ottawa residents aren't strangers to frightening temperatures.

We asked our Twitter followers what they were doing to beat the cold. Here's how they responded.