Neurons misfire again

Stress hormones can make your brain misfunction. Well, not quite, but they can mimic the aging process.

"Brain glucocorticoid (stress hormones)concentrations increase and glucocorticoid receptor occupancy decreases during prolonged abstinence after withdrawal from alcohol."

So even after abstinence you can still have higher stress hormones, which effect your brain functioning. There's just so much alcohol does to your body.