Sharon Osbourne Drops 28 Pounds No stranger to fad diets, Sharon Osbourne reveals she recently lost 28 pounds over three months on the Atkins diet -- just in time for her 60th birthday. "The Talk" co-host told Us Weekly she has another seven pounds to go. I've struggled with my weight for my entire life. I've been fat and I've been thin," she said. She's seen here in July 2012, left, and Oct. 12, 2012, right.