Youthful and beautiful skin seems unattainable when a person is affected by acne. Acne can leave visible scars, making a person feel embarrassed and insecure about his or her looks. The procedure of removing these scars may seem like a daunting task because it is costly, time-consuming and painful.
BBC : February 26, 2016, Friday Sperm have been made in the laboratory and used to father healthy baby mice in a pioneering move that could lead to infertility treatments. The Chinese research took a stem cell, converted it into primitive sperm and fertilised an egg to produce healthy pups.