Get a comprehensive dilated eye exam
Update your eyeglass or contact lens prescription
Treat cataracts if present
Control diabetes, blood pressure, and cholesterol
Stop smoking
Eat a diet rich in leafy greens, colorful vegetables, fish, nuts, and fruits
Maintain healthy body weight and regular exercise
Protect eyes from UV light with sunglasses and a hat
Use proper lighting for reading and close work
Take regular breaks from screens and near tasks
Manage dry eyes with preservative-free artificial tears if needed
Review medications that may affect vision with a doctor
Use magnifiers, larger print, and high-contrast settings
Get evaluated for glaucoma, macular degeneration, and diabetic eye disease
Consider cataract surgery when recommended
Seek urgent care for sudden vision changes, flashes, floaters, or eye pain