Eat more food and don't smoke alot of cigarettes or alot of weed, if you find you are getting fat you probably will not get tall really fast but if you are skinny eating more food can encourage growth
Sleep & wear high heels
not fast really really really fast
You can really grow however tall your body wants you to be. There is no set limit, although most people fast within a certain range.
really really fast
Really really tall
This really has nothing to do with height. Tall people don't really learn faster- though every person does learn different things quite fast. This doesn't mean short people can't learn fast, okay?
Warren Fast is 6' 3".
Lea Fast is 157 cm.
I ran really fast today. Cars go really fast.