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4 votes
If an outdoor runner develops a headache, feels tired, and has an elevated heart rate, what is the most probable cause?

A. Lack of protein
B. Insufficient calories
C. Dehydration
D. Overhydration

User Hardik Bar
by
6.4k points

1 Answer

5 votes
C. Dehydration....drink some water :)
User Al Kepp
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6.1k points