The days of fasting are the days with the most strict dietary regulations and a stronger repentance mood. They are separated in the calendar so that they cannot be confused with ordinary fasting Wednesdays and Fridays. What it means in the calendar Dark or stronger fasting designation indicates that the day requires special attention. Such days may refer to Great Fasting, holidays or separate strict fasting days. How to apply in life It is practically worth preparing simple fasting food in advance, if possible to intensify prayer, limit entertainment and not turn fasting into a menu.