Fear is an evolved response to protect you from danger. The people who felt less or no fear of obviously dangerous things didn’t reproduce as much as those who did.
How? Without going into specifics it’s an automatic response from the inner parts of your brain when you sense certain things. It may trigger an adrenaline response which is like a turbo mode for your body, in case you need to fight or run away.
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Fear is an evolved response to protect you from danger. The people who felt less or no fear of obviously dangerous things didn’t reproduce as much as those who did.
How? Without going into specifics it’s an automatic response from the inner parts of your brain when you sense certain things. It may trigger an adrenaline response which is like a turbo mode for your body, in case you need to fight or run away.