I believe I'm suffering from Caffeine Withdrawal

I love me some ice coffee. I rarely if ever drink hot beverages, so I don't drink hot coffee. But iced coffee? Hell yeah. Unfortunately for me, I am going through a bit of a rough patch financially and so this morning I didn't drink any coffee or any caffeine at all, and my god am I miserable. I have a decently bad headache, I feel like I have brain fog and can't concentrate on anything real, and…