The cooking process should bring the water to a full rolling boil for at least one minute before adding the food item (for example, making pasta). If the water will be at a slight boil for a long time, then this will also be protective. For example, you may be cooking beans or boiling chicken for 10 - 20 minutes.
While it varies based on the type of products used and the efficiency of the stylist, it usually takes around 1 1/2 to 2 hours to get hair colored at a salon, according to a poll by Glamour magazine....
Typically, hair loss begins two to four months after the event that triggered the problem, and lasts approximately six months. New hairs begin growing immediately after the hair falls out, but significant growth may not be noticed for several months.