Antenna currents 1 Antenna efficiency 1 Antenna structures 1 Bandwidth 1 Conductivity 1 Efficiency 1 Electric Conductivity 1 Electric conductivity 1 Electromagnetic simulation 1 Healthcare monitoring 1 Helical antennas Human Body 1 Human bodies 1 Human body 1 Humans 1 Input resistance 1 Monitoring, Physiologic 1 Normal mode helical antennas 1 Normal-mode helical antenna (NMHA) 1 Simulated results 1 Stomach 1 Telemetry 1 Wearable Electronic Devices 1 Wireless Technology 1 devices 1 electric conductivity 1 electronic device 1 human 1 physiologic monitoring 1 physiology 1