When wearing a hairstyle that is tight or pulling on the hair, it can cause Traction Alopecia. Traction Alopecia is gradual hair loss over a period of time when the hair is being pulled to tight. Unfortunately when this happens sometimes the hair doesnt grow back the same. The follicles have been damaged. Box braids, weaves, ponytails and other styles that pull the hair to tight can cause permanent hair loss. Around the hairline and nape is the finest part of the hair, the crown is the thickest. The best ways to prevent a thinning hairline is to not wear hairstyles that are tight. When wearing box braids be mindful of the tension, try to get braided styles that is loose around the perimeter of the hair. If the hair is pulling, take it out immediately! If it is caught early you can prevent permanent hair loss. The hair grows a half an inch every month, the only thing that will slow down this process is trauma, health issues, sickness and/or medications. Taking hair vitamins and organic supplements can give the hair its nutrients and aid in natural growth.