Why can time seem to slow down in dangerous situations?

Time can seem to slow down in dangerous situations due to the body ' s natural response to stress and fear . This is known as the " f ight or flight " response , which activ ates the body ' s sym pathetic nervous system and causes a release of ad ren al ine . Ad ren al ine can cause a range of physical and psychological effects , including an increased heart rate , height ened senses , and a feeling of time slow ing down . This can help individuals react quickly and make split - second decisions in potentially life - th reat ening situations . However , it ' s important to note that this response is not always beneficial and can lead to negative outcomes if not managed properly . </s>