When we talk about food, the most part of people think about the physical part, but it can influence much more. Foods are interconnected with our body not only physically, but also psychologically, interfering with our mood, feelings, and consequently, actions. So having this knowledge, you can choose bether what to eat to feel good, or less stressed. It is, basically, a relationship.
For example, if your blood sugar drops, you might feel tired, irritable and depressed. Eating regularly and choosing foods that release energy slowly will help to keep your sugar levels steady. Some of the foods that can help to raise your blood sugar levels, and improve you mood are: pasta, rice, bread (because they are carbohydrates, and when digested they become blood sugar, and that is why diabetics can not exaggerate when eating this kind of food) , also oats, cereals, nuts and seeds
Now, leaving a little for the liquids part, different of many people think, coffee may make you feel anxious and depressed, disturb your sleep (especially if you have it before bed), or give you withdrawal symptoms if you stop suddenly. The coffee may be in liquids like, tea, cola soda and other energy drinks, do not forgeting the famous and wanted chocolate. Medications may contain cafein too, so pay attention if you wanna avoid it and must consume a medication. What you can do is: If you drink tea, coffee or cola, try switching to decaffeinated versions. You also might feel noticeably better quite quickly if you drink less caffeine or avoid it altogether. There are 7 drinks that can replace caffeine. Are they: water with lemon; green tea; mind tea; licorice tea; walnuts smoothie; Carob Powder and flaxseed.