A 9 year old does not need a 6 pack. A 9 year old needs to run a LOT. If he/she runs as much as he/she needs to, they will develop a 6 pack sooner than anyone who does not run as much as they should.
yes it is healthy for a 5 foot 6 thirteen year old.
nope
No.
yes anyone can
Go get your older brother to buy you an 8-pack of toohey's platinums.
An 11 year old has exactly the same amount of muscles as an adult. You can have whatever size "pack" you want (although an odd number pack may appear slightly strange).
Minimum 6 hours sleep in a day is good for nine year old girl's health.
12 yr olds should not worry about that.
not sit-upsboxing is a good one
Me, I have had a six pack when I was 6 and a half years old and I now have an eight pack and I am 12 years old.
Yes. The minimum age is 6.
It is possible. I am 11 now and have a 6 pack