A child's developmental milestones depend on two main factors: nature and nurture. Nature refers to the child's genetic makeup -- her DNA -- a conglomeration of traits handed down to the child by her parents. Nurture is the environment in which the child lives, plays and learns.
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When the germs and bacteria from your environment and the food you eat are not properly removed from your mouth, they begin to solidify, forming plaque and tartar. Over time, plaque and tartar buildup leads to inflammation of the gums, called gingivitis.
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Estrogen refers to a group of hormones present in the female body: estradiol, estriol and estrone. During the course of your life, the levels of these estrogen hormones fluctuate. They help to regulate your menstrual cycle and are also key in supporting and maintaining a healthy pregnancy.
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Calcium is a mineral crucial for the healthy development of teeth and bones, as well as muscle function, nerve transmission and hormone secretion. The dietary reference intake -- called the DRI -- for calcium depends on an individual's age.
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Of all the fruit staples in the average North American diet, the strawberry is the most likely to cause an allergic reaction, according to Dr. Janice Vickerstaff Joneja.
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Just like children and adults sweat, so do babies -- even newborns. Newborns spend the majority of their day sleeping, and they are just as prone to sweat while asleep as they are awake. In some cases, the sweating is nothing to be worried about, but sometimes it can be a sign of a serious condition.
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Infants with very stiff muscles may clench their hands and feet, such as clenching their fingers into a fist or curling their toes, or cross their legs in a scissor-like fashion when picked up.
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Of the four competition strokes in swimming -- backstroke, breaststroke, butterfly and freestyle -- breaststroke is the slowest. For example, the world record for the men's 100-meter breaststroke is just 58.46, while the world record for the men's 100-meter freestyle is 46.9.
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Brisket -- a cut of beef that comes from the lower chest or breast of a cow -- is a tough cut of meat because of the high number of connective tissues in this part of the animal. Cooking brisket for an extended period of time loosens these tissues, creating a tender dish. But that's only half the story.
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If you are a nursing mother well-meaning people may warn you to stay away from certain foods -- such as spices and acidic ingredients like tomato sauce or citrus -- over fears that those foods will increase the acid content in your breast milk.
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Front crawl β also called the freestyle or simply the free β is the fastest of the four competition strokes. Freestyle swimmers are known for their V-shaped torso β broad shoulders and narrow hips β physical proof that this stroke relies on extreme upper-body strength.
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The length of time it takes for breast milk to dry up after weaning a baby varies from woman to woman. For some women who have nursed regularly for a long period of time, this process takes weeks or even months. For other women who have nursed only sporadically, it takes only a few days.
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Eggs have three separate sections -- the shell, the white and the yolk. When you crack open a raw egg, the yolk is the yellow, circular section; a growing embryo feeds off this part of the egg as it grows within the protective shell.
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Calcium is a key component to your overall health, helping not only to build strong bones but also regulating your body's electrolyte balance. Calcium -- like sodium, magnesium and potassium -- is a mineral, although it works best in combination with vitamin D.
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It sounds counterintuitive, but just because you're working out harder, increasing your heart rate and burning calories doesn't mean you're burning fat. Your body's ideal fat-burning zone is only 60 to 70 percent of your maximum heart rate.
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