Human hair growth a new strand of hair begins to form. The rate or speed of hair growth is about 1.25 centimetres or 0.5 inches per month, or about 15 centimetres or 6 inches per year. The anagen phase is known as the growth phase. This is the phase where the hair physically grows approximately 1 cm per month. It begins in the papilla and can last from two to six years. The span at which the hair remains in this stage of growth is determined by genetics. The longer the hair stays in the anagen phase, the longer it will grow. During
Good Hair acceptable and desirable for African-American women's hair in the United States, and their relation to African American culture. According to Rock, he was inspired to make the movie after his three-year-old daughter Lola asked him, "Daddy, how come I don't have good hair?" She has curly, wiry hair typical of many people of African descent. He realized she had already absorbed the perception among some black people that curly hair was not "good". Rock delves into the $9 billion black hair industry, and visits such places as beauty salons, barbershops, and hair styling conventions to explore popular approaches to styling.