Have you ever had that nightmare where one second you are young and the other you are old? Well, that is something that can happen in real life. Nguyen Thi Phuong from Vietnam, now 26-year-old has grown old in a matter of days. When diagnosed, Thi Phoung appeared to have a rare disorder called Mastocytosis - a disease caused by the presence of mast cells in excess. Watch to know more: (Video loading.)
