Taylor Mitchem’s baby was born in March 2020. By the time they both left the hospital, the world had shut down. Mitchem had no extended family nearby, no friends who could visit. Her husband was around, but because he was nervous about the newborn’s fragility, she felt responsible for most of the child care. Her postpartum days were endless and isolating, the challenges heightened by the day-to-night transition of infant care, she said—“seeing the sun come up and then seeing the sun go down and