London: A British mom has managed to retain her size zero figure – despite giving birth to 13 kids, with the 14th on its way. The 37-year-old Joanne Watson, in her first trimester, loves being pregnant and always manages to get back her 7st 5lbs ideal weight after giving birth. "I''m lucky because I always sail through my pregnancies and have no symptoms whatsoever at the moment," Mirror quoted her as saying. Joanne, who is 5ft 2ins, said: "Some people say I'm mad. But we're as thrilled that we're expecting for the 14th time as we were the first time....