No
no it cannot it basically makes it grow.
No
it doesnt effect the growth, but it does damage it and cause the ends to break off and make it appear to grow slower.
Hormones
A hint to grow hair faster is to wash it less, it is an old trick as shampoo and conditioners make hair grow slower. Eat a lot of protein and sleep.
yes
Yes, hair does grow faster after you have them trimmed or cut them. This is due to the fact that sometimes hair can start to split and this causes hair to grow at a slower rate and cutting those split ends allows the hair to grow at a greater speed.
Laser Treatment can permanently stop your hair growth
yes they do get slower as you get older
Im black. And in my opinion yes... Our hair is mostly kinky and in tight curls so it may grow a bit slower.. By: that black girl
A stalactite is very much slower.