1. A coil for magnetic stimulation of a target area, the coil positionable on a body part, the coil comprising: a base portion comprising at least one member for providing electrical current flow in a direction tangential to the target area, said base portion positioned at a first level with respect to the target area; a protruding return portion for carrying returning current in a direction opposite the target area, said protruding return portion in electrical communication with said at least one member and positioned at a second level with respect to the target area, the second level located at a distance above the first level; and a contacting return portion for carrying returning current in a direction opposite the target area, said contacting return portion in electrical communication with said at least one member and positioned substantially in the first level and spaced at a distance from the target area.