A second polar vortex is expected to sweep through the nation, reports Time. Frigid temperatures are likely to hit on Tuesday January 21 and may persist for the remainder of the month. What groups are most at risk?
According to the U.S. Department of Labor, construction workers, landscapers, gas and oil operations workers, and postal workers, will feel the brunt of the extreme cold. The Occupational Safety and Health Administration (OSHA) adds that dampness, pre-existing health conditions, and poor physical conditioning may increase risks of hypothermia and cold stress. Here are some ways outdoor workers can stay warm:
Dress For the Weather
Some materials are surprisingly ill-suited for the cold. Wet cotton, for example, provides little comfort and protection from freezing temperat