Fundus hemorrhage is not an independent eye disease, but a feature shared by many eye diseases and certain systemic diseases. It is commonly seen in retinopathy due to hypertensive retinopathy, diabetes mellitus and nephropathy. Retinal perivasculitis, retinal vein obstruction, optic disc vasculitis, and hematologic diseases cause retinopathy, and fundus hemorrhage from ocular trauma. Due to various etiologies leading to the same pathological damage, such as retinal hemorrhage, exudation, microangioma, and neovascularization. This disease has a long course, is prone to recurrence, seriously affects vision, and causes many serious complications because of its complex etiology. For example, macular degeneration (macular cystoid edema, macular degeneration), neovascular glaucoma, vitreous hemorrhage, optic nerve atrophy, proliferative retinopathy, retinal detachment, which can lead to blindness if not treated effectively and timely. To prevent fundus hemorrhage, it is advisable to use the eyes moderately, do not read books, newspapers and TV for a long time, it is recommended to rest for 2-3 min after reading 40 min, do not be overly excited, fatigued, excited or irritated, and keep a good and sufficient sleep. In addition, it is important to smoke less, drink less alcohol, eat less stimulating food, and forbid drinking strong tea or coffee.