Dark spots may disappear when they move too close to the equator or possibly through some other unknown way.

These spots do not disappear when the skin is pressed.

Authentic Mongolian blue spots disappear within the first four years of life.

He shifted his body, and one by one the spots disappeared.

It is not known why the dark spot disappeared.

Just as the gangster car reached the edge of the black circle, the huge spot disappeared.

A few white spots flickered in front of my eyes, but disappeared.

As they scrolled away from Maggie, each spot faded and disappeared.

Nor do I believe that the spots will ever disappear from in front of my eyes.

If the spots lighten or disappear, they are probably mildew.