Heart Beat fast when you scared 😨😱🫀🩺

Why our Haret beat can so fast when we scared or afraid ? Answer in a Short video . medico medical shorts medical educational shorts English shorts medical educational purposes shorts human health care shorts human shorts human anatomy human health #bilibili#medicora#medicalshorts#educational #medical #science #humanbody #health #biology #learnwithme #medicora #heart #facts` Disclaimer This video is just for education purpose not for treatment and other things ....