An occasional twitch in the eyelid or a spasm in your hand or calf is nothing to worry about and will probably go away on its own. Muscle twitches that last for more than a few days may signal nutrient deficiencies or other dietary issues, or they may be a symptom of a medical condition.

Tiny seeds with a nutty flavor, flaxseeds pack a nutritional punch. Just 1 tablespoon of ground flaxseeds delivers almost 2 grams of dietary fiber, which promotes digestive regularity.

Approximately 80 percent of people suffer from constipation at some point in their lives, according to the American Society of Colon and Rectal Surgeons.

Muscovado sugar is often touted as a natural, unrefined alternative to brown sugar. It owes its strong flavor, high moisture content and ultra-dark color to molasses, the “impurity” that’s stripped out of more refined sugars.

If you suffer from constipation, you’re not alone. In fact, you’re in the company of 42 million Americans, or 15 percent of the U.S. population. Constipation, which is defined as having fewer than three bowel movements per week or having only dry, hard stools, is one of the most common gastrointestinal problems.

If your pants feel uncomfortably tight from a bloated abdomen, actual belly fat probably isn't the cause. The unpleasant feeling -- like a balloon is expanding in your midsection -- most likely has more to do with something you ate or how you ate the food.

Every day, you use your lungs to breathe about 25,000 times, reports MedlinePlus, a website of the National Institutes of Health. Lung diseases such as cancer, pneumonia, chronic obstructive pulmonary disease and asthma can limit your body's ability to take in oxygen, which all of your cells need to function.

Human growth hormone, or HGH, is one of the most important hormones for sustained growth into adulthood. In children as well as adults, it also helps stimulate protein synthesis and fat metabolism.

In the late 1960s, dermatologists began to dismiss the link between diet and acne as lacking in scientific proof, no better than a myth. New studies emerged after 2005, however, that shored up the evidence that acne eruptions may stem from eating specific foods, such as certain carbohydrates and dairy products.

Produced by the liver and an important component of the mucus layer in the large intestines, lecithin is composed of three types of fat-soluble molecules called phospholipids.

Approximately 71 million American adults have high levels of low-density lipoprotein, but only 1 out of every 3 has the condition under control.

When you carve your pumpkin in October, rather than just tossing the seeds, roast them in the oven for a nutritious snack. Pumpkin seeds, also called pepitas, are a natural source of vitamins, minerals and essential fatty acids. Pumpkin seeds can be boiled, baked or eaten raw.