What would happen if a human only breathed in 15% of oxygen, instead of 21%?

  1. profile image44
    megankelseyposted 7 years ago

    What would happen if a human only breathed in 15% of oxygen, instead of 21%?

  2. 1150kaylamichelle profile image54
    1150kaylamichelleposted 7 years ago

    they would most likely get light headed and after a little pass out.. Not entirely sure

  3. profile image0
    ComputerRewiredposted 7 years ago

    I'm sure it would differ upon people. For example, people in the mountains of Nepal breathe much less oxygen than a person at sea-level. Otherwise, your heart would be beating faster in order to replenish the norm of what we are used to breathing.

 
working