Letter Carrier Harry Nguyen was recently making deliveries in Westminster, CA, when he grew concerned about a customer whose mail had piled up over several days.
Nguyen alerted the property manager and they checked on the man, whom they found collapsed and in dire need of medical attention.
Paramedics were immediately dispatched to the scene.
The customer was hospitalized and treated for kidney damage resulting from dehydration.
He is recovering from the incident.