What is an indicator that a person may be in shock?

A rapid pulse and cool, clammy skin are significant indicators of shock because they reflect the body's response to severe stress or injury. When a person is in shock, their body is often trying to compensate for decreased blood flow and oxygen supply to the vital organs. The rapid pulse occurs due to the heart working harder to circulate blood, while cool, clammy skin is a result of vasoconstriction, where blood vessels narrow to redirect blood to the vital organs, leaving the extremities feeling cold and moist. This combination of symptoms is crucial for recognizing a potentially life-threatening condition that requires immediate medical intervention.