Alcohol withdrawal can cause seizures and tremors due to increased brain excitation.

“and then it's part of the reason why we get um the symptoms you get when you stop drinking your brain kind of goes into a more hyper it's like a seesaw i guess so the alcohol is being pushing down on that side and keeping it damp and down and then you release that and you go into kind of a more excitatory state and so you get things like and and you know i work a lot with alcoholics so things from alcohol withdrawals you can get seizures and the shakes and that's all down to this kind of increase in exploitation”