A 14 year old boy can bulk fast by eating well balanced diet full of proteins.
why do you ask
60
My son is ten and ran it in 4.78 seconds
that's freaky fast
Good time for average 16 year old boy: 12.5s Average time for average 16 year old boy: 13s Average time for a good 16 year old boy: 11.5s Good time for a good 16 year old boy 11s
Do chores.
by succesfully starting a business.
an ten year old boy would run 6-8 minutes to run in a mile
what is the average pulse rate of a twelve year old boy?
about 60 seconds.
just eat at fast food spots