1/2 inch per month.
As to how long it takes to grow back, it really depends on many factors like your diet, if you eat alot of proteins, your hair and nails will grow faster. Also some peoples hair naturally grows faster than others, it is how your body metabolizes different nutrients. Don’t trim too often. Many times you will need to cut your hair ends every 6-8 weeks to get rid of your split ends. At minimum, you should be cutting 1/2 and inch off your hair (your split ends) every 3-4 months. Because hair is made of dead tissue, the myth that trimming it will cause it to grow faster is not true. How long it takes to grow back a full head of hair (and pubic hair, lashes, and brows if you lost them too) varies from person to person. Generally, the hair most likely to fall out is the hair that tends to grow back the fastest. The hair on the top of your head grows faster than your eyebrows or eyelashes. Hair Growth. Hair generally grows an average of 1/2 inch per month, with growth generally predetermined by a person's genetic code, meaning that it can only grow so fast. In a year, hair usually grows about 6 inches. As a person ages, hair growth can slow due to cell division also slowing. Best Answer: Hairs grows roughly an inch every 6 weeks, although this varies because so people's hair grows quicker than this some slower. Hair can grow back a slightly different colour, it wouldn't be much of a change though. Hair grows approximately ½ inch per month, for a total of six inches in one year. This rate is an average across races. Asian hair grows slightly faster than this average, Caucasian hair grows near the average,and black hair trends to grow at or just below this average each month.
https://uk.answers.yahoo.com/question/index?qid=20061019155846AA7Vk2X http://www.wikihow.com/Grow-Your-Hair-Out-Long http://www.breastcancer.org/tips/hair_skin_nails/regrowth http://www.ehow.com/how-does_4571327_long-hair-grow_.html https://uk.answers.yahoo.com/question/index?qid=20090308161643AADdP2n http://blackgirllonghair.com/2012/03/how-long-does-it-take-to-grow-out-natural-hair/
how long does it take for hair to grow back