By CBS3 Staff

PHILADELPHIA (CBS) — A woman in New York just celebrated her 107th birthday and her secret to a long life might surprise you. About 100 people attended a party to celebrate Louise Signore’s birthday.

Signore says she’s maintained a healthy diet all her life and also continues to exercise, including dancing.

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She still lives alone and reveals that’s been a key to less stress.

“I think the secret of 107, I never got married, I think that’s the secret, my sister says ‘I wish I never got married,’ she says,” Signore said.

Longevity may run in the family, Signore’s sister is 102 years old.