They can run all the way from the pupil, through the collarette to the iris edge, or they may be very short and run from the pupil to the collarette.
Indicate a deficiency in nervous vitality.
Toxins are not easily released and parasites may or may not dwell in the body when we see this sign.
Parasites are understood to proliferate in areas where there are toxins; however if a person with radial furrows cleanses and nurtures the nervous system, they can avoid providing an area conducive to parasites.
If, on the other hand, this area is not nurtured, these same individuals may be increasing the risk of parasites.