Everyone is different. It's different for your height and gender also. Try calculating you BMI (body-mass index) on this website, www.teenheatlhfx.com type in BMI and you are able to calculate it.
if you do lift weights,be sure not to lift to heavy weights........im 11 and i lift weights ,and do push ups,and chin ups.
It actually is okay to lift weights at your age. I am a 14 year old girl and i bench press a bunch of weights and i have not stunted my growth. Guys are mad to lift weights I'm not suppose to lift weights but i am strong enough to do it. The answer to you is yes.
The average arm muscle size for a 18 year old male is 14 to 15 inches. The more you work out/lift weights, the more your muscle size will improve.
5 out of 7
Let the 5 year old lift 100 pound weights and he will lose tons of weight
No.
lift weights
I think they should eat a whole lot of eggs and a balanced diet
No.
Keep lifting. Lift consistently, and do not skip. Try to eat lean meats after lifting, and remember: it isn't how much you can lift that ultimately determines strength, you will gain strength even if you lift smaller weights very frequently.
Lots of 12 year ols have different weights. Different people weigh different weights. It depends on your height really. I agree I'm quite a tall 12 year old and I'm around average (8 stone)
It all depends on if you work out but all people can lift different