Some people say that to make sure nobody is touching the patient before pushing the shock button on an AED.
The clearer your urine is, the less concentrated it is. If it is clear, it is almost all water, if it is pale there is less water.
By drinking fresh water.
Don't worry if your urineis clear it means that you are very hydrated and you are fine so its a good thing. whereas if your urine is dark you need to drink fluids to rehydrate yourself.
about 72 hours
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