Welcome to the Get Fit Guys' Quick and Dirty Tips to Get Moving and Shape Up.

My name is Brock Armstrong and I am the Get Fit Guy over at Quick and Dirty Tips.

Now with the polar vortex in full swing and hopefully coming to the end of its terrifying rain over us, well, you may be sitting at home

staring out the window at the cold weather wondering, how the heck am I supposed to keep fit,

let alone train for my favorite sport in these cold and snowy conditions?

Well, it may surprise you that scientists have actually suggested that

no temperature is too cold when it comes to exercising outdoors. It's true. Almost everyone is safe

to work out in cold weather. You should probably choose some heat-generating high-intensity workouts instead of a more chill workout

like yoga, but your body will do its darnest to maintain a core temperature of 98.6 degrees

no matter what you choose to do, as long as we follow a few necessary precautions.

In fact, according to Dr. Castellani, the lead author on a 2012 paper on health and performance challenges

during sport training and competition in cold weather, it turns out that even though cold

can be thought of as dangerous and often uncomfortable, more people get injured while exercising

in the heat than actually exercising in the cold. One of the great things about our human

meat sacks is that when we exercise our bodies generate enough heat to make us feel warmer

than it really is outside. And research suggests that

no matter what the thermometer says, the body will work hard to maintain a healthy and happy

temperature of 98.6 degrees. That work backfires on us just a little bit since it can lead to a higher

level of perceived exertion, but I'll get into that later.

First, let's talk about what happens when we get cold.

Now, when your core or your torso is nice and warm, it allows blood to flow to the extremities.

But when your core gets too cold, your body stops sending as much blood to the extremities and

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