1. the act of attenuating or the state of being attenuated. 2. (General Physics) the loss of energy suffered by radiation as it passes through matter, esp as a result of absorption or scattering.
A healthy teenage boy may have a higher calorie intake of about 2,200 calories per day; about 61 to 86 g of fat should be consumed. Read more: http://www.livestrong.com/article/399246-a-teen-needs-how-many-grams-of-fat-per-day/#ixzz2QFhZ92Aj. For both teenage boys and girls, 5 to 6 tsp. of fat are recommended daily. Fat can't always be measured by the teaspoon, however, so it is easier to think of fat in actual percentages.
How much sugar do your kids eat each day? The American Heart Association recommends that kids eat less than 6.5 teaspoons or 100 calories from sugar each day. But according to a poll in Family Circle, the average teen takes in about 34 teaspoons of sugar, or 500 calories worth, each day.ethink drinks (and snacks): Sugar-sweetened drinks are the main culprits behind overdoses in sugar. A single 12-ounce can of soda may have as much as 39 grams of sugar. That's more than 150 calories from sugar, way more than a kid should have in a day.