Question

Have you ever seen somebody faint? What do you think what
somebody to fall unconscious?
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Answer 1

Getting too hot or being in a crowded, poorly ventilated setting are common causes of fainting. Sometimes just standing for a very long time or getting up too fast after sitting or lying down can cause someone to faint. Emotional stress. Emotions like fright, pain, anxiety, or shock can cause blood pressure to drop.

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Answer 2

Answer:

the main cause be dehydration

Explanation:

that is due to the reducing quantity of water contain in the body

or if the blood pressure suddenly decreases

or if a person gets a heartattack..

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