Yom Kippur effect

The spontaneous premature onset of labor, which occurs in pregnant Jewish women who observe Yom Kippur, which includes a 24-hour religious fast which entails complete abstinence from food and water

Yom Kippur effect

Spontaneous premature onset of labor, which occurs in pregnant Jewish ♀ who observe Yom Kippur, Judaism's annual 24-hr religious fast, with a total abstinence from food and water. See Judaism– practice of.