Danger to one's person; the possibility that one's physical safety or life is at risk. Used to describe situations where personal safety is threatened.
あの場所は夜に出歩くと身の危険があるから避けたほうがいい。
You should avoid that place at night — there is a danger to your personal safety.
地震の際は身の危険を感じたらすぐ安全な場所へ移動してください。
If you feel your personal safety is at risk during an earthquake, move immediately to a safe place.
脅迫を受けたため、彼は身の危険を理由に証言を拒んだ。
He refused to testify citing danger to his person after receiving threats.