A teenager's face has swollen up 'like a balloon' after being ravaged by a mystery illness that started as a pimple. Mary Ann Regacho, 17, revealed that popping a blackhead that appeared on the side of her nose last year while at home in Nueva Ecjia, the Philippines, has led to painful swelling that has obscured her vision as it spread across her face. 17-year-old girl ‘Mary Ann Regacho’ turning ...