A vrata (vrat) is a religious vow or observance undertaken with a particular intention or commitment. It may involve prayer, worship, ethical discipline, recitation, restrictions on certain foods, fasting or a festival-associated practice, depending on the vow and community. Vrata is therefore broader than fasting alone; different observances have developed across regions and historical periods.
A person should not assume that one familiar local vrata is the rule for all Hindu worshippers, nor that the observance guarantees a desired outcome. Obligations and exemptions depend on the named vrata and its tradition. Fasting can carry health risks for some individuals; a general FAQ is not individualized medical or religious instruction. Details should come from a suitable reviewed guide.