You don't need other people to get sick, just a system that's been run so hard it can no longer keep up with the thousands of things that you are exposed to every day. Usually, the many layers of your immune system eliminate threats quickly enough that they can't take hold, but that all requires resources, like anything else. If you can't stay hydrated, you can't make enough mucus to trap and remove crap before it gets to your lungs. If you aren't eating right, your body doesn't have materials to make white blood cells to police the crap in your blood, or even respond to a known threat that you're "immune" to. Consider that, in the cold, you burn way more fuel just to maintain body temp, and you'll see why people tend to eat more in the winter.
Cold climate survival problems tend to snowball from "oops" to

before you realize...
Also, that structure has a really high roof, heating it must be a bitch!
JAYNE COBB wrote: Well, what you plan and what takes place ain't ever exactly been similar.

TravisM.1 wrote:If a rifle is an option, a rifle is usually the answer.
minengr wrote:I've said it numerous times, a quality rig is only as good as it's weakest link. Which usually is the nut behind the butt.