If I say eating a whole pizza causes me ... .
Someone goes and says eating a bucket of Icecream causes ... hungry. Therefore, your theory of eating pizza is wrong.
1 day = 7 hours of sleep, 2-3 hours of classes, 2 hours of homework. 10-12 hours of studying LSAT. The remainder goes into showering/eating/travelling.
@chrijani7 On the topic of habit, it may be helpful to start waiting until after section 3 to take a break, as you won't get a break until then on the real thing. Also, going to the bathroom (and eating a snack) during break are allowed.