Does Trying to Read in the Dark Harm Your Eyes?

Ever since I was old enough to read I enjoyed a good book. I would sneak one into bed with me and when my parents were asleep I would snuggle up in my blankets and sneak the book out from under the covers. I did not dare to turn on the bedroom light, as they would realize I was awake. I loved reading at night. I did that for years. Now I wear glasses. Did reading in the dark harm my eyes?
I've often been told, though I didn't listen, that reading in the dark can hurt your eyesight. Every time I was caught reading without proper light I would be lectured of how I was damaging my eyes. However, this is a myth. Reading in dim light does not affect your eyes. …