Guys grow in height starting at birth. But if you are talking about penis size, they start growing in the second stage of puberty, which is around 11-11.5 years old on average.
I'm 14 and just started shaving.
usually start between ages 9-13
People physically mature at different ages so there is no "right" age to shave. The general idea is that if you have hair to shave and you feel that you should start, then go ahead and do it.
differs person to person, and how much peach fuzz a boy is willing to deal with, 14-16 is the norm, though boys as young as 10-11 can get peach fuzz on there upper lip. Many men don't ever need to shave daly or even weekly, soon guys need to shave more than once a day to be clean shaven.
well maybe when you start shaving your legs or gettin hair under there lol
If you shave at an early age your hair there grows back faster.
All girls are different but around 12-13 is average. Although you can start from the age of eight, to the age of sixteen.
because once they start to develup they start think about girls
You mean Semen and guys start to produce semen when they hit puberty, the average ages of puberty is at 12-14 but alot hit it earlier at 10 years of age.
The average age for beginning to drink is 12.
average age a baby can start walking is 1