Blunted reflex to light is an important manifestation of impaired consciousness or coma In the case of impaired consciousness or coma, physical examination cannot be done exhaustively, but emphasis should be placed on being quick and accurate. The state of consciousness should be rapidly determined with or without impairment of consciousness as well as clinical classification and grading. Prevention and treatment of sluggish reflexes to light: 1. Eye rolling Choose a quiet place, either sitting or standing, relax your whole body, clear distractions, open the second eye, keep your head and neck still, and turn your eye alone. First, the eyes will gaze directly below, slowly turn to the left, then turn to gaze directly above, to the right, and finally back to gaze directly below, so that the first clockwise turn 9 circles. Then let your eyes turn from gazing down, to the right, to the top, to the left, and back to the bottom, so that you can turn counterclockwise 6 times again. Do this 4 times in total. Each time you turn, your eyes should be as far as they can go. This eye rotation method can exercise the eye muscle, improve nutrition, so that the eyes are flexible, shining. 2, eye breathing method of concentration Choose a fresh air, or sitting or standing, relaxed, two eyes flat in front, Xu Xu will breathe in enough, eyes then open wide, pause for a moment, and then Xu Xu exhale, eyes also slowly slightly closed, do 9 times in a row. 3, ironing method This method is best done sitting, relaxed, close the eyes, and then quickly rub two palms with each other, so that the heat, while hot with both hands over the eyes, heat dispersion after the two hands fiercely take away, both eyes also open at the same time with force, so 3 to 5 times, can promote eye blood circulation, enhance metabolism. 4, wash the eye method first disinfect the basin, pour warm water, adjust the water temperature, put your face into the water, open your eyes in the water, so that the eyeballs move up and down and left and right 9 times, and then clockwise, counterclockwise rotation 9 times. At first, the water enters the eyes, the eyes are unbearable, but with the rotation of the eyeballs, the eyes will slowly feel very comfortable. When doing this action, if you find it difficult to breathe, you may want to lift your face from the basin and take a deep breath outside. This method can wash away harmful substances and dust from the eyes, and is also effective for mild cataracts, and can improve the degree of refractive error in astigmatism, farsightedness and myopia.