Patent US 8,280,436

A wireless telephony device includes a memory that stores at least one telephony application. A processor executes the telephony application to process at least one telephone call via a wireless telephony network in response to commands of a user. A breath analyzing sensor analyzes a breath of the user in conjunction with the at least one telephone call and generates breath analysis test data in response thereto. The telephony application generates a breath analysis test message, based on the breath analysis test data and transmits the breath analysis test message via the wireless telephony network.