Scientist are looking in the feelng you get when the coffee wears off. In some cases, the crash that you get When you miss your coffee in the morning, side effects include getting a headache. In the American Psychiatric Association manual of Mental Disorders describes Caffine Withdrawl as a disorder? In the Caffine Withdrawl, is a condition where you can get fatigue, headaches. So, how much is too much caffine? The safe standard to consume coffee for adults is 400mg a day is about 4 cups of coffee. The government is concerned with the caffine products in stores. ABC's Lisa Stark participated in the study and took an MRI afterwards to show the results of her brain. Her blood flow was down 40% and her blood pressure shot up. The FDA are considering a crack down on caffine products and its effects on children. Caffine is a substance that is used in most products we consume such as popcorn, hotsauce, gummie bears, sod...