Is it normal for a 7-year-old’s neck to swell slightly during crying? What are the treatment methods? What kind of assistance is needed?

Blurred vision and headaches may be due to eye conditions like conjunctivitis and glaucoma, or even eye strain. It is recommended to have a detailed examination by an ophthalmologist, and take measures such as a reasonable diet, adequate water intake, eating more fruits and vegetables, avoiding spicy food, and paying attention to rest. Additionally, it is advisable to supplement vitamins C and E, use medications like Xiaotai Ling, Runshu, and ZhuZhenmingmu Shui, and combine them with massage techniques for potential improvement.