states that as opposed to the automatic food and drink in Eden, it will be necessary to work for it "by the sweat of your brow", and so food and drink are refrained from on Yom Kippur, as well as washing, and the use of cosmetics to remove sweat or its odor etc. Similarly for the description of the post-Edenic relationship between man and woman, and so on Yom Kippur marital relations are avoided. Total abstention from food and drink as well as keeping the other traditions begins at sundown, and ends after nightfall the following day. One should add a few minutes to the beginning and end of the day, called tosefet Yom Kippur, lit. "addition to Yom Kippur". Although the fast is required of all healthy men over 13 or women over 12, it is waived in the case of any life-threatening medical conditions. By refraining from these activities, the body is uncomfortable but can still survive. The soul is considered to be the life force in a body. Therefore, by making one’s body uncomfortable, one’s soul is uncomfortable. By feeling pain one can feel how others feel when they are in pain. This is the purpose of the prohibitions. Virtually all Jewish holidays involve meals, but since Yom Kippur involves fasting, Jewish law requires one to eat a large and festive meal on the afternoon before Yom Kippur, after the Mincha (afternoon) prayer. This meal is meant to make up for the inability to eat a large meal on the day of Yom Kippur instead, due to the prohibition from eating or drinking. Wearing white clothing (or a kittel for Ashkenazi Jews), is traditional to symbolize one's purity on this day. Many Orthodox men immerse themselves in a mikveh on the day before Yom Kippur. In order to gain atonement from God, one must: Pray Repent of one's sins Give to charity Eve Before sunset on Yom Kippur eve, worshipers gather in the synagogue. The Ark is opened and in many communities some of the Sifrei Torah (Torah scrolls) are removed. Two people stand on each side of the Hazzan (in some communities holding the Torah Scrolls), and the three recite (in Hebrew): In the tribunal of Heaven and the tribunal of earth, we hold it lawful to pray with transgressors. The cantor then chants the Kol Nidre prayer (Aramaic: כל נדרי, English translation: "All vows"). It