A communication system comprising: a transmitter positionable on a first position on a living body, the transmitter having a first coil and a first capacitor, wherein: the first capacitor has first and second plates; the first capacitor is connected in parallel with the first coil; the first plate is coupleable to the living body at the first position; the second plate is configured to be exposed to the environment; and a tuning capacitor in said transmitter is configured to tune the first coil and the first capacitor to resonate at a desired operational frequency; a signal generator (125, 127) in said transmitter is configured to produce a communication signal used to provide current to the first coil to generate a magnetic near field and to provide voltage to the first capacitor to generate an electric near field, wherein the electric near field is available around the living body; and a receiver positionable on a second position on the living body, the receiver having a second coil and a second capacitor, wherein: the second coil is configured to receive a magnetic near field; the second capacitor is configured to receive an electric near field available around the living body; the second capacitor is connected in parallel with the second coil; the second capacitor has third and fourth plates, the third plate being coupleable to the living body at the second position and the fourth plate being exposed to the environment; a tuning capacitor in said receiver is configured to tune the second coil and the second capacitor to resonate at the desired operational frequency; whereby the transmitter and receiver are configured to be tuned in accordance with the capacitance of the living body to effect communication; there being no galvanic connection between said transmitter and ground, or between said receiver and ground. a transmitter positionable on a first position on a living body, the transmitter having a first coil and a first capacitor, wherein: the first capacitor has first and second plates; the first capacitor is connected in parallel with the first coil; the first plate is coupleable to the living body at the first position; the second plate is configured to be exposed to the environment; and a tuning capacitor in said transmitter is configured to tune the first coil and the first capacitor to resonate at a desired operational frequency; the first capacitor has first and second plates; the first capacitor is connected in parallel with the first coil; the first plate is coupleable to the living body at the first position; the second plate is configured to be exposed to the environment; and a tuning capacitor in said transmitter is configured to tune the first coil and the first capacitor to resonate at a desired operational frequency; a signal generator (125, 127) in said transmitter is configured to produce a communication signal used to provide current to the first coil to generate a magnetic near field and to provide voltage to the first capacitor to generate an electric near field, wherein the electric near field is available around the living body; and a receiver positionable on a second position on the living body, the receiver having a second coil and a second capacitor, wherein: the second coil is configured to receive a magnetic near field; the second capacitor is configured to receive an electric near field available around the living body; the second capacitor is connected in parallel with the second coil; the second capacitor has third and fourth plates, the third plate being coupleable to the living body at the second position and the fourth plate being exposed to the environment; a tuning capacitor in said receiver is configured to tune the second coil and the second capacitor to resonate at the desired operational frequency; the second coil is configured to receive a magnetic near field; the second capacitor is configured to receive an electric near field available around the living body; the second capacitor is connected in parallel with the second coil; the second capacitor has third and fourth plates, the third plate being coupleable to the living body at the second position and the fourth plate being exposed to the environment; a tuning capacitor in said receiver is configured to tune the second coil and the second capacitor to resonate at the desired operational frequency; whereby the transmitter and receiver are configured to be tuned in accordance with the capacitance of the living body to effect communication; there being no galvanic connection between said transmitter and ground, or between said receiver and ground.