Going a day without eating "is to force us to look within ourselves, to repent, introspection," Rabbi Shmuel Herzfeld, who leads the Ohev Sholom National Synagogue in Washington, D.C., told NPR, without earthly distractions such as what to have for lunch getting in the way.
Of course, fasting on Yom Kippur is not supposed to be comfortable. But there are a few ways to make the fast a little bit easier, and, in doing so, a little healthier, too.
For more on diet and nutrition, click here.
For more on Yom Kippur, click here.