No. But as a word of caution, I would not recommend cracking your back unless it happens naturually by doing normal and gentle stretching.
you can not make your feet stop growing only until you are 18
All the hair nevers stop growing. It sheds and grows back.
you can eat sugar free candy and lots of it and it will make you stop growing
no you stop growing when your around your parents size at about 15 or 16
no it don't
Your ears and nose never stop growing.
Most trees will grow back except conifers, they usually have a hard time growing back. Fast growing deciduous trees will almost always sprout back when you cut them.
yes
Buy a razor a trim it yourself as it grows back. You cant stop ur natural hairline from growing back. :-(
10million times
try waxing them