42 Design, engineering, research, development and testing services in the fields of health, medicine, medical devices and the application of electromagnetic fields to humans for health and medical purposes; a portable device for modifying the electro-magnetic field, or only the magnetic field or only the electric field to achieve the desired result based on a patient's reaction to electromagnetic (EM) field (such as a heartbeat frequency or rhythm change); a heartbeat rate sensing system including an accelerometer for sensing a movement of a body part caused by blood flow or heartbeat vibrations; an EM wave generator using a relatively low frequency pulsed magnetic field to stimulate blood circulation in a patient's body; providing treatment personnel, such as medical personnel, with the ability to tailor the waveform frequency, waveform shape, and waveform amplitude of the magnetic field to the diagnosed condition of a patient; providing new and tailored encoded digital waveform(s) to a portable device through the use of the cellular phone network or other wired or wireless communication network; providing the EM radiation at the one or more meridian points with sufficient intensity without the potentially harmful effect to bathe a patient's body with a larger EM field; a portable device providing the EM wave with the desired spatial treatment pattern and intensity within a patient's body while minimizing power consumption by the portable device and maintaining sufficient beneficial treatment effect; an electronic therapeutic device and system using customized emitted EM waves varying dynamically with time for excitation; software automatically configuring and selecting wave shapes and waveform characteristics of EM pulses applying to a patient during treatment; a cell or tissue excitation terminal including a power monitoring device; a portable device including a processor, a human body status detection device or sensor, one or more EM wave generators, and a power device; a portable device including a human body status detection device, a communication device for communication between the portable device and a remote medical system, and one or more bioelectromagnetic wave generators