| Topic: |
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Hypothermia |
QC-0503 |
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Basics:
Critical Temps |
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Hypothermia or low body core temperature typically results from
exposure to the elements. It is expecially dangerous for immersion in cold water
since heat loss occurs rapidly. Recognizing symptoms is critical as even a mild
case could impact your paddling ability and affect your group. In cold water you
may have only minutes to perform a rescue.
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| Question: |
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When are paddlers most likely to encounter hypothermia? |
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| Answer: |
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Hypothermia can occur year round but proceeds faster in cold
water. Winter and spring water temperatures are cold in our area, and prevail
year round in northern locations. It is a special risk on warm early
spring days when paddlers tend to dress for the air temperature but the water is
still very cold. Prolonged exposure to even mild conditions for children and
certain adults are special risk conditions. |
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| Question: |
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What kinds of clothing are good for cold water? |
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| Answer: |
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Outdoorsmen say "cotton kills" because it holds moisture next
to the skin drawing heat out of the body. Wool or synthetic fibers which "wick"
are better choices. Commercial paddling gear such as paddle jackets, wet suits
or dry suits offer great protection from spray, rain or immersion. |
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| Advanced Concepts: |
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You may want to get more information on the following:
- How does one choose a wetsuit or a drysuit?
- What are the pro's and con's of poggies?
- At what water temperatures does protection become critical?
- What special group considerations apply for cold water conditions?
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| Comments: |
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Please respond
to us with answers or feedback on this lesson.
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