Why should I take care of my eyes and ears? -- How do eyes and ears work? -- Why shouldn't I put things in my ears? -- What should I do about earwax? -- Why should I turn down the volume? -- What's an ear infection? -- Do I need to clean my eyes? -- Why do my eyes get sore? -- Why should i wear sunglasses? -- Why do I have to take computer breaks? -- Why should I use a reading light? -- Why should I have my eyes and ears checked? -- Eye and ear facts.