Cold Weather Running
Damien Howell
RRCA Sports Medicine Committee
The onset of winter needn't bring a seasonal halt to a runner's enthusiasm or
routines. Outdoor exercise in the winter can be a pleasurable experience. The major
risk posed by running in subfreezing air is frostbite and minor irritations to the
respiratory tract. With some minor precautions these risks can be eliminated.
- Wear clothing in layers so that warm air can be trapped between the layers.
Depending on the weather conditions, 2 to 4 layers on the trunk and 1 to 2 layers on
the legs are appropriate. It is helpful if the outer layers have vents and zippers to allow
excess heat to escape as you become warm. On windy days the outer layer should be
of wind resistant material.
- Clothing made of material which carries the sweat away from the body is best, like
wool, silk, or "space age" synthetics like polypropylene or polyester. Avoid cotton as it
tends to hold the sweat.
- Hat and gloves are crucial as these regions of the body have a substantial role in
the regulation of body temperature. Mittens tend to be warmer than gloves. On very
cold days mittens worn over gloves are very effective. Stocking caps or ski masks are
desirable. On very windy days goggles or eye glasses can provide additional
protection.
- The outer layer should be light colored and have reflective material if you are
running during darker hours. Reflective material works only if there is a light source.
Blaze orange becomes poorly visible brown at night. Light colored material is visibie
even without a strong light source. During snowy days dark colors provide visible
contrast and attract solar energy.
- Pin to your clothes or shoes emergency identification, preferably of a waterproof
material. Let someone know where you are going to run and when you expect to
return. Do not run with headphones.
- Plan your run so that you run into the wind during the beginning portions and with
the wind behind you in the latter portions. Otherwise, built-up sweat may cause you to
become too cold when you turn into the wind. Be alert when running in snowy, icy
conditions particularly near vehicular traffic.
- Avoid overdressing. Feel a bit underdressed and chilly as you start, knowing that
later as you run in your layered environment the temperature will rise about 20 degrees.
THlS ARTlCLE IS A SERVlCE FROM THE ROAD RUNNERS CLUB OF AMERlCA
IT MY BE REPRlNTED WlTH CREDlT TO THE RRCA
7/94
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