What is a key indicator that an adult is choking?

The inability to speak, breathe, or cough effectively is a key indicator that an adult is choking because it signifies that an airway obstruction is present. When a person is choking, the airway may be only partially blocked, leading to difficulty in airflow and communication. In this situation, the individual may struggle to make sounds or take in breath, which is critical in identifying the severity of the obstruction.

While other signs, such as holding their throat or turning blue in the face, can also indicate choking, the inability to perform these basic functions is the most immediate and concerning sign. It reflects a critical emergency requiring prompt action, such as the Heimlich maneuver or calling for medical assistance, to prevent asphyxiation. Signs like gagging or coughing loudly may suggest some airway blockage but do not convey the same level of urgency as the complete inability to communicate or breathe.