Before my birth I have a name, but soon as born I lose the same; and when I'm laid within the tomb, I do my father's name assume; I change my name three days together, yet live but on in any weather.
I cost no money to use, or conscious effort to take part of. And as far as you can see, there is nothing to me. But without me, you are dead.See answer
I'm under your face,
I'm outside your mind;
A biological case,
Pressure brings pain sometimes.
What am I?
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