Children with fever and eye pain may be due to the effects of systemic inflammatory response, eye diseases and other factors. 1. Fever may be caused by viral or bacterial infections. Viruses or bacteria will lead to the release of inflammatory substances, which will cause a systemic inflammatory response, with the manifestation of fever and muscle pain, and the rich muscles and nerves distributed around the eyes will naturally be affected by the inflammatory response. 2. When the child has a fever, the body resistance will be weakened, easy to conjunctivitis, will also appear eye pain, redness, swelling, increased secretion performance, in addition, suffering from blepharitis or intraocular pressure changes, will also have this performance. As the body resistance of children is not comparable to that of adults, it is recommended that they seek timely and targeted treatment after the onset of systemic and localized symptoms to avoid delays in their condition.