well a 13 year old should not have more than 45% body fat i hope this helps if not sorry
about 125-130. It depends on body structure though.
An eleven year old boy should have 2,300 mg a day
Around 98 pounds give or take eight pounds for body type.
There really is no specific limit to how much a fourteen year old boy should weigh. It depends on how tall you are, because if you were 5' 9", you should weigh more than a fourteen year old boy who is 5' 2".
you should know.
279 - 280
140
70lbs. About.
At 13 there is no ideal weight for a boy. At that age the body is changing and metabolism is fluctuating. As long as regular exercise is taken, about 30 minutes a day and you feel comfortable with your body you are fine.
3,000
safely about 25meters
9st