"On the first night of Shavuot we usually go to synagogue and stay up all night studying Torah, " says Haddad, now a veteran ophthalmologist in New York.

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They would also be happy if I gave them candy for breakfast and let them stay up all night watching horror movies.

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Moms who stay up all night and then wake up early to fit in a run and blow-dry their hair are not better mothers than those who stayed up all night with their baby and are struggling because they're tired, she said.

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