By reading one can improve vocabulary and fluency because of exposure to the vast range of words and regular reading habits.
I cannot even start to list the number of words I have learned from reading. My grammar, sense of humour, use of words, writing technique, etc has greatly improved over time.
near food (certain books trigger food cravings) - well-lit and with a comfortable seat.
I smiled as I read this because I use to crave food a lot while reading. I wasn't sure why until I realized due to the level of mental work my brain was doing, I needed to eat or munch on something to fuel the process.
Great post @coolkris