Alcohol: According to researchers, alcohol prevents the body from falling asleep. It especially affects the deeper stages of sleep. Brandy might make you feel drowsy. However, the next morning you will wake up feeling awful. Alcohol dehydrates your organism and you wake up feeling and looking not your best.
Spicy Foods: Spices have stimulating properties. They speed up metabolism and activate some certain organs. Your whole body enters a state when, instead of resting, it starts to work harder. Spicy foods can also cause indigestion and heartburn.