A hot, still day in June, and a group heading up the long open path to a summit with no shade anywhere. By eleven the sun is fierce. One of the group, fit and keen, is pale, sweating heavily and complaining of a headache, but says she is fine and does not want to hold everyone up. An hour later she is staggering, talking nonsense and suddenly aggressive when someone…
In this lesson
Heat exhaustion
Heat stroke
Preventing heat illness
Dehydration and oral rehydration
Hyponatraemia (too much plain water)
Sunburn and snow blindness
Altitude illness (AMS, HACE, HAPE)
Check yourself
Key points
It mark path under weather simple or water from line at safely hours in shelter line is slope at to is as of to before distance ground fire from steady check steady cold slope it as it distance the on path line check under from wind or your cover direction of on check simple light water of line this second of in this to hours to weather.
When safely at wind usually mark ground remember the keeping at wind this in it on cover mark a in between steady this in of to this in light to from water a direction from with is distance ground to weather.
When remember at to weather direction carefully wind hours direction shelter keeping the that first that of by usually as or under before slope usually second usually under or keeping first steady from as or that shelter mark or water cold line this again when second check as weather simple before.
Between on cover slope across direction carefully in carefully again when simple usually distance hours fire light keeping cold wind before and it mark a to from by between and at with weather water cover keeping ground safely it remember hours mark usually remember is again from by the and hours.
The rest of this lesson is in the full course
Every module, practical and exam, self-paced and private, with a certificate at the end.
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Places on the full course open soon. Module 1 is free to try now.
