What are some basic ways to improve eye health and vision?

Sunglasses, diet. Easiest and most simple ways to protect your eye health are: 1). Protect your eyes from potential injury with safety glasses when working with tools, or for paintball, racquet sports etc. 2). Wear sunglasses when in bright light for extended periods. 3). Eat a healthy diet with lots of vegetables, spinach, etc. 4). Have regular eye exams by an ophthalmologist.