EditorialProfessional fighter Julianna Pe?a rests with her daughter, Isabella, 4, after a training session in Chicago, on July 14, 2022. (Melanie Metz/The New York Times)
EditorialSid Singh, center, during a baby shower for his company with friends on a rooftop in Brooklyn on April 24, 2021. (Brian Finke/The New York Times)
EditorialSid Singh, center, during a baby shower for his company with friends on a rooftop in Brooklyn on April 24, 2021. (Brian Finke/The New York Times)