Abstract: Blood glucose measurement devices and methods of using the same. In at least one exemplary embodiment of a device of the present disclosure, the device comprises a main housing sized and shaped to receive a lancet assembly and a test strip holder, a circuit board positioned within the main housing, the circuit board capable of producing data indicative of a test strip fluid, and a processor operably coupled to the circuit board, the processor capable of receiving and processing the data from the circuit board and displaying a processed result on a screen.