Nutrition & Diets

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The Agriculture Department states that a 2-ounce slice of pizza contains 140 calories. However, it's difficult to measure the exact calories per slice because the sizes, ingredients and toppings vary by pizza establishment.

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  • What is a locavore?

    Q: What is a locavore?

    A: Some people use "locavore" to describe individuals who try to only eat food that is produced locally, often within 100 miles of where it will be eaten. However, some locavores are not as strict with distance and simply try to find foods that are produced as close as possible to where they live.
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  • How do you get through sugar withdrawal?

    Q: How do you get through sugar withdrawal?

    A: There are several things that can be done to make sugar withdrawal easier. The best way to get through a sugar withdrawal is to cut out sugar slowly.
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  • What is the importance of carbohydrates in living organisms?

    Q: What is the importance of carbohydrates in living organisms?

    A: According to McKinley Health Center from the University of Illinois at Urbana-Champaign, carbohydrates are important because they serve as a fast source of energy and are required by the central nervous system, kidneys, brain and muscles to maintain normal function. Dietary fiber is a type of carb that cannot be digested by the human body. It passes through the intestinal tract and helps with waste elimination, preventing constipation or hemorrhoids.
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  • What are the dietary needs of children?

    Q: What are the dietary needs of children?

    A: According to the Mayo Clinic, all children need protein, fruits, vegetables, grains and dairy as part of their diet. Calorie requirements change with age, ranging from a low of 1,000 calories per day for a toddler or preschooler to up to 3,200 calories per day for a teenage boy. Helpguide.org points out that children should limit their intake of sugar and salt, choosing fresh foods over processed foods where possible.
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  • What foods lower cholesterol?

    Q: What foods lower cholesterol?

    A: According to Mayo Clinic, foods believed to lower cholesterol levels include high-fiber items such as prunes, beans, oatmeal and barley. Additional foods include nuts, fatty fish such as trout and salmon, olive oil and foods fortified with sterols or stanols. People can also take omega-3 fatty acid supplements to improve heart health and lower cholesterol.
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  • How do you stop sugar cravings?

    Q: How do you stop sugar cravings?

    A: To stop sugar cravings, find a replacement for sugary foods, wait for the cravings to pass and reward yourself for meeting your daily goals. Eating meals regularly can also help you curb cravings for sugar.
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  • What are low GI foods?

    Q: What are low GI foods?

    A: According to the American Diabetes Association, low glycemic index (GI) foods are carbohydrate-containing foods that raise the blood sugar less than high GI foods. Eating low GI foods is good for people with diabetes.
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  • What does broccoli do for your body?

    Q: What does broccoli do for your body?

    A: Broccoli benefits the body in many ways, according to The World's Healthiest Foods. It contains multiple components that reduce oxidative stress and minimize inflammation, which helps to halt the development of chronic diseases. It also fights carcinogens, removes toxins from the body and floods the body with a host of health-building vitamins and minerals.
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  • What is a juice cleanse?

    Q: What is a juice cleanse?

    A: The juice cleanse is a health trend that claims to cleanse the body of unspecified matter known as "toxins" through the consumption of nothing but fruit and vegetable juice for a number of days. There is little evidence to suggest that these cleanses and other types of "detox diets" are beneficial from a health perspective, according to WebMD.
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  • How do dietary needs change as you age?

    Q: How do dietary needs change as you age?

    A: Human dietary needs change throughout the life cycle. Infants rely on breast milk or formula to get their nutrients, while older adults require fewer calories to maintain their weight than a younger adult might require. By the time an adult reaches late adulthood, he or she will require much fewer calories than during his or her teenage years. It is important for older adults to keep this in mind to avoid gaining too much weight later in life.
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  • Are there different types of veganism?

    Q: Are there different types of veganism?

    A: There are two approaches to veganism: dietary veganism, in which a person does not eat animal-derived products but may, for example, wear animal leather, and ethical veganism, in which a person eschews all forms of animal products. Both dietary and ethical vegans can be considered strict vegetarians in terms of diet.
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  • What is the difference between vegan and vegetarian?

    Q: What is the difference between vegan and vegetarian?

    A: A vegetarian is a person who does not eat flesh taken from a once-living creature. A vegan is a type of vegetarian who does not consume any animal products.
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  • What should you eat for healthier hair?

    Q: What should you eat for healthier hair?

    A: While hair texture is largely determined by genetics, some foods, including those rich in omega-3 fatty acids, may help strengthen hair. Those looking to improve their hair and scalp health may want to focus on eating salmon, walnuts, sweet potatoes, eggs, spinach, Greek yogurt, blueberries and lentils.
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  • Why is junk food not healthy?

    Q: Why is junk food not healthy?

    A: Junk food is aptly named for its lack of nutrients and high fat, sodium and sugar content, according to FitDay. Eating junk food on a regular basis contributes to an array of health maladies, including obesity, diabetes, heart disease and even arthritis. Therefore, this type of food is not a healthy option for any diet and should be eaten sparingly.
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  • What should you eat for clear skin?

    Q: What should you eat for clear skin?

    A: Low-fat dairy products, blueberries, salmon, walnuts, whole grain breads and extra virgin olive oil may all have a beneficial impact on skin health. Though some underlying conditions can have a big impact on skin health, overall health can show through in one's skin. This means that healthier eating habits have the potential to improve skin appearance.
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  • What is meant by a balanced diet?

    Q: What is meant by a balanced diet?

    A: A balanced diet means choosing a wide variety of foods and drinks from all of the food groups. The goal is to consume the nutrients at the recommended levels.
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  • What are the main food groups?

    Q: What are the main food groups?

    A: There are five main food groups: fruits, vegetables, grains, proteins and dairy. These food groups are the building blocks for a healthy, nutritious diet leading to an overall healthy body.
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  • How do proteins get digested?

    Q: How do proteins get digested?

    A: According to Mansoura University, proteins get digested in a multi-step process involving hydrochloric acid and enzymes in the stomach, followed by more enzymes in the small intestine. These chemicals first break down the secondary and tertiary folding structures of proteins, then they break apart the peptide bonds between the amino acids that compose proteins. Individual amino acids are left at the end of this process, which are absorbed through intestinal walls.
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  • What are some good foods to maintain brain health?

    Q: What are some good foods to maintain brain health?

    A: Eggs, Greek yogurt, greens, fish, nuts, seeds, oatmeal and turmeric are foods that are good for the brain. Apples, plums and purple cauliflower also nourish the brain, according to WebMD.
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  • Are Oreos vegan?

    Q: Are Oreos vegan?

    A: Oreos are considered vegan if manufactured in the United States. In some places in Europe, Oreos may contain whey and are not considered vegan. In addition, depending on the strictness of the vegan's principles, the sugar in Oreos may not be considered vegan.
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  • What are nutrients used for?

    Q: What are nutrients used for?

    A: Nutrients have many uses in our bodies. Carbohydrates provide energy to the body while proteins help in building body tissues. Fats are a good source of energy, while the different vitamins have various uses.
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