That is certainly a young age for producing semen.
Not normally once semen production has started it will keep on producing into old age.
because its hard to breathe thin air above earths surface, the higher you go its hard to breathe oxygen.
It is very hard to breathe underwater without assistance from an air tank.
This age will be different for each person. When a boy's body begins producing the hormones of puberty in sufficient levels, his sexual organs will begin producing semen. This generally begins between 12 and 14 years old.
nope it always produces sperms and milions of it
To breathe with difficulty, producing a hoarse whistling sound.
because the air is thinner the higher the altitude is.
Hard to take in air
i think you need a doctor buddy
because you get really nervous and you kind of just breathe hard or blush it happens to everyone
when i have a cold, it is hard for me to breathe. i don't have much energy. why do you think this happen