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A member asked:
Wht would cause me to blackout while jogging on treadmill? didn't pass out, just had blacked out vision. how can i prevent this in the future?
A doctor has provided 1 answer
Multiple causes but: It may be as simple as dehydration. Next time keep yourself well hydrated before, during and after running.
Answered 2/27/2014
4.4k views
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