Lack of sleep is not necessarily the cause. You might also be deficient in vitamins and nutrients, not getting enough natural light, be dehydrated or too sedentary ...
The scene is familiar: when you pick up an onion from the pantry, you notice that it has started to sprout. The question then ...
After onions and tomatoes, carrots would have to be the next most versatile vegetable. Whether added to a salad, a casserole, ...