Driving eyes to see the ground markers have heavy shadow may be eye fatigue, astigmatism, myopia and other reasons.
1. Eye fatigue: excessive use of eyes before driving, such as the use of electronic products for a long time, eye fatigue will lead to blurred vision, thus appearing to drive when the eyes look at the ground markers have heavy shadow.
2. Astigmatism: It means that the light entering the eyes is difficult to focus on a certain point and cannot form a clear image. Patients with this disease have abnormal vision and may experience blurred vision when looking at markings on the ground.
3. Myopia: when the driver has mild myopia, it is normal to look at the near place, but the distance of the marking line on the ground is far away, and then there will be the phenomenon of looking at the marking line on the ground with heavy shadows.
Driving when the eyes look at the ground markers have heavy shadow may also be cataracts, strabismus and other causes, if the eyes after resting after the situation has not been relieved, it is recommended that do not drive, go to the hospital to clarify the cause of vision correction and treatment.