Nutrition & Diets

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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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  • What is a daily vegan menu?

    Q: What is a daily vegan menu?

    A: The daily menu for a healthy vegan normally includes nuts, legumes, whole grains, fruits, vegetables and leafy greens, according to the Vegetarian Resource Group. A vegan might have oatmeal with fruit for breakfast, lentil soup for lunch, and pasta for dinner.
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  • Can pregnant women eat crab meat?

    Q: Can pregnant women eat crab meat?

    A: Crab is safe to eat while pregnant as long as it is consumed in moderation, according to BabyCenter. The largest problem with eating seafood while pregnant is the danger posed by environmental pollutants, such as mercury, pesticides, PCBs and dioxin. However, crab is low in pollutants, and it is safe to eat up to 12 ounces of crab per week by spreading it out in at least two 6-ounce portions while pregnant.
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  • Why does our body need protein?

    Q: Why does our body need protein?

    A: According to MedlinePlus, the body needs protein to maintain and repair itself. Every cell in the body contains protein, and all fluids in the body, except bile and urine, also contain protein.
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  • Is chocolate good for you?

    Q: Is chocolate good for you?

    A: While chocolate is rarely considered a health food, it has a number of health benefits when eaten in moderation. Chocolate contains flavonoids, flavonols and antioxidants that can help the body repair damage, and studies have shown that chocolate can lower blood pressure, reducing risks of cardiovascular disease and stroke. While chocolate contains saturated fat, much of it is in the form of stearic acid, which is better for cholesterol levels.
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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 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 should you eat for better brain function?

    Q: What should you eat for better brain function?

    A: Certain nutrients, chemicals and vitamins, such as omega-3 fatty acid, vitamin E, glucose and caffeine, can be particularly good for brain health. A few healthy foods that fit the bill include blueberries, avocados, dark chocolate, wild salmon, nuts, seeds, beans, tea and whole grains. Healthy foods can be incorporated into the diet at any stage of life for brain health and may be particularly crucial for aging adults who need to preserve brain function as they get older.
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  • What is Glucerna?

    Q: What is Glucerna?

    A: Glucerna is a brand of snack bars and beverages from Abbott Laboratories. The Chicago-based pharmaceuticals and health care products company specifically manufactures Glucerna products for people with diabetes. In fact, Glucerna is named after glucose, a simple sugar that people with diabetes need to provide energy to all of the body's cells. Glucerna foods are meant to satisfy hunger without rapidly increasing glucose blood levels, according to the company's website.
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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 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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  • 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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  • 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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  • Can vegetarians eat gelatin?

    Q: Can vegetarians eat gelatin?

    A: According to People for the Ethical Treatment of Animals, or PETA, gelatin is not a vegetarian food source. It is produced by boiling the skin, tendons, ligaments or bones of animals. Vegetarians do not eat animal meat, and vegans abstain from eating eggs, dairy and other animal-derivatives.
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  • What is GMO food?

    Q: What is GMO food?

    A: GMOs, or genetically modified organisms, are organisms that have undergone some changes to their DNA through genetic engineering. GMO foods are foods in which these alterations have been made in order to add some beneficial traits to the food or to increase control over its genetic structure.
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  • What is the role of a dietitian?

    Q: What is the role of a dietitian?

    A: A dietitian, according to Cleveland Clinic, can help patients with overall wellness, disease prevention, athletic performance or nutrition concerns. A dietitian can also help with dieting and disease management.
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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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  • 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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  • 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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  • How many calories should my child eat every day?

    Q: How many calories should my child eat every day?

    A: The recommended daily calorie intake for children varies not only by age but also by gender. For example, girls aged 4 to 8 need about 1,200 calories a day, while boys aged 14 to 18 need as many as 2200. Accordingly, serving sizes for dietary components, such as protein sources and grains, may vary as a child ages, with older boys requiring about 50 percent larger servings of protein than they did when they were young.
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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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