Why do my hands physically shake and tremble after driving fast on a busy highway?
1. Introduction Hands physically shake and tremble after driving fast on a busy highway due to an acute activation of the sympathetic nervous system, which floods the bloodstream with catecholamines like epinephrine. This sudden surge of stress hormones prepares the body for a fight-or-flight response, directly stimulating the beta-adrenergic receptors in skeletal muscles and causing … Read more