Serious eye strain can lead to persistent headaches, muscle pain in the head, neck and upper back, as well as long term problems like myopia.
严重的眼疲劳会导致长期的头痛，头部，颈部和上发背的肌肉疼痛，也可能会引起一个长期的问题近视。
Serious eye strain can lead to persistent headaches, muscle pain in the head, neck and upper back, as well as long term problems like myopia.
严重的眼疲劳会导致长期的头痛，头部，颈部和上发背的肌肉疼痛，也可能会引起一个长期的问题近视。
应用推荐