Second. If you wear contacts, dryness is a killer. Hydration is critical; I keep...

jaylevitt on Oct 23, 2011 | parent | context | favorite | on: Ask HN: How to avoid going blind

Second. If you wear contacts, dryness is a killer. Hydration is critical; I keep a glass of ice water at my desk at all times. (This also forces you to take brief breaks for the bathroom, which are good for both your eyes and your spine.)