Daughters born to overweight mothers who also developed gestational diabetes are significantly more likely to experience an earlier onset of one sign of puberty a new study has found. The findings showed that the in utero exposure to gestational diabetes and maternal obesity caused the earlier arrival of puberty in daughters regardless of the girl's obesity status. Also girls whose mothers were overweight before their pregnancy and also had gestational diabetes were 2.5 times more likely to have earlier pubic hair development than their peers whose mothers had normal weight and no gestational diabetes. (Read: Fatty fish can delay early