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.
Teens still follow the point system but do not use the standard point quiz to determine their daily point allowance. I'm not exactly sure but I believe there is a standard point total that is used for all teens. The focus on teens is more on slowing/stopping weight gain and allowing your body to catchup with where it should be growth wise. Depending on how overweight the teen is, there may be some weight loss but it will be slow and closely monitored by the weigh in staff. Slow weight loss is definitely the healthy way to go and should not be looked upon as a 'bad' thing. If you they can lose one pound a week that is 52 pounds a year...