Here are four things every employer should know in the winter: 1. What do I need to know about shoveling snow? Shoveling snow can be a strenuous activity, particularly because cold weather can be taxing on the body, and can create the potential for exhaustion, dehydration, back injuries, or heart attacks.

While the record snowfalls slamming a large swath of the U.S. are keeping many people indoors, some who work outdoors or whose jobs involve driving do not have that option.