Nightshade vegetables are a group of vegetables containing about 85 genera and over 2,000 various species. The most commonly known nightshade vegetables include potatoes, peppers and tomatoes. An allergic reaction to nightshade vegetables is considered uncommon, according to Medline Plus.

The three types of carbs — sugar, starch and fiber — all have a place in your diet. Even sugar is a good carb as long as the type of food from which you obtain it is healthy.

In the South, people call them butter beans, but you may also know them as immature lima beans. The bean is believed to have originated in Guatemala and was a major food source for the American Indian. Like other beans, the butter bean is a well-rounded source of nutrition, rich in protein, fiber, iron and B vitamins.

Whether you consume too much protein because of an extra-large meal, an excess volume of a protein-dense supplement or a protein-rich food to which you have an adverse reaction, a high protein intake can make you feel nauseated.

Crepes are the French version of pancakes, usually with diameters much larger than traditional pancakes due to their thinness.

Variety holds an important place in a healthy diet, but that doesn’t mean you can’t eat some nutritious foods on a daily basis. Spinach is one example of a natural, vitamin- and mineral-rich food that may be worth eating every day because of the profound health benefits it can provide.

As with any surgery, your goal after undergoing a hysterectomy is to rebuild your strength so your body can heal. A healthy, well-balanced diet will give you the protein, carbohydrates, fats and micronutrients you need to recover. It may also help prevent weight gain, a common risk after hysterectomy.

By the time you eat breakfast, you've deprived your body of calories for as long as 12 hours, depending on when you ate your last meal and how long you slept. This means that your brain, which must have glucose to work, lacks energy, and your metabolism desperately needs fuel to kick-start it into action.

Iron supplements are generally safe for consumption, but may have unpleasant side effects. Iron tablets invariably affect stools. Some level of color change in the stool is normal, but there are certain variations in feces that are cause for alarm.

More than half of the human body is fluid by weight, making water an essential element for life. Adequate fluid intake is especially important during pregnancy.

In many Hispanic homes, yellow rice is a meal staple. While recipes vary, yellow rice is usually made with white rice and onions, with spices such as saffron or turmeric added to make the rice yellow. Yellow rice offers some nutritional value, but it can be high in sodium.

Amino acids build proteins, and proteins are life-sustaining macronutrients. Yet simply calling amino acids the building blocks of protein doesn’t do justice to their value. While some amino acids only make proteins, others fill a variety of roles, from supporting metabolism to protecting your heart.