Iron is an essential trace mineral -- one that’s needed only in small amounts, but it plays a major role in how the body works and how you feel. Without adequate iron, the body can’t make red blood cells to carry oxygen, and you may feel more tired than usual, frequently dizzy or out of breath.

Whether you're looking for something to aid in your weight-loss efforts or trying to find a meal replacement for those days you're too busy to eat a decent meal, a protein shake may work. When you have diabetes, you need to find a protein shake that fits your diet plan and doesn't cause your blood sugar to spike.

Lunch meat refers to any type of sliced meat, usually sold at the deli counter in the grocery store or in the refrigerated meat case in presliced packages. Also known as cold cuts, lunch meat is inexpensive and an easy-to-prepare lunchbox meal.

The muscular tongue functions in chewing, tasting and swallowing. Because of its nearly continuous use throughout the day, abnormalities become obvious very quickly, making the tongue a helpful marker of disease.

Approximately 29 percent of children in the United States take a dietary supplement that contains vitamin C, according to a survey published in the October 2007 issue of “Archives of Pediatric and Adolescent Medicine.

Protein usually doesn't produce much gas, so when a high-protein diet leaves you bloated and gassy, the first step is to look at other elements in the diet that could be the culprit. Protein may cause extra gas if you’re low in digestive acids and enzymes, or when a lot of protein is fermented in the colon.

Eating a diet filled with fruits and vegetables will help keep your lungs healthy. This type of diet may lower your risk for lung cancer, one of the types of cancer with a relatively low survival rate.

Because Monster Energy drinks contain caffeine, they're marketed as a beverage that will boost your energy and keep you alert and awake for several hours after drinking one. The beverage provides you with caffeine, which might give you a burst of energy, and supplies certain key nutrients.

Being sick can make most food unappealing. As soon as you begin to feel better, you'll recover your appetite and want to start eating. Eating healthy food after being sick is essential, because this help restores the nutrients you lost while you were under the weather.

Milk provides the body with essential nutrients, vitamins and proteins.

Fish oil for supplements come from cold-water fish, such as salmon, anchovies, tuna, trout, mackerel and halibut. They contain compounds called omega-3 fatty acids, which are associated with several health benefits.

Bananas are usually recommended as a way to prevent muscle cramps and aren't typically considered a cause. If you experience muscle cramps after you eat bananas, you might want to consider what else you were doing around that time to see if there's another potential cause.