Required daily caloric intake for teenagers must take gender, age and possibly country into consideration. I have researched the internet on your behalf and found a web site that appears to address your question. The link to the web site is called Calories for teenagers and is displayed directly below this window.
Should be the same as adults.
a lot
About $400
none
120-130 pounds
How Much energy should we from starchy foods
300000000 would be a good number
No more than 2,400 mg a day.
They should drink as much as their body tells them to. Your body has thirst sensors and they will tell the runner if they need to drink and how much.
A teenager should get about... maybe 1 hour the most. Thats what i think because then if you are on for a long time your eyes have an affect if its too long. Thats wat I have heard.
No you should not, especially by your parents. It makes the teenager uncomfortable. It is highly immature.
what the fraction of an average teenager's daily energy intake is derived from snack