Premise: Ramadan . also romanized as Ramazan , Ramadhan , or Ramathan ) is the ninth month of the Islamic calendar , and is observed by Muslims worldwide as a month of fasting ( Sawm ) to commemorate the first revelation of the Quran to Muhammad according to Islamic belief . Fasting is fardh ( obligatory ) for adult Muslims , except those who are suffering from an illness , travelling , are elderly , pregnant , breastfeeding , diabetic , chronically ill or going through menstrual bleeding . While fasting from dawn until sunset , Muslims refrain from consuming food , drinking liquids , smoking , and engaging in sexual relations . Fasting for Muslims during Ramadan typically includes the increased offering of salat ( prayers ) , recitation of the Quran and an increase of doing good deeds and charity .
Hypothesis: Ramadan is observed by fasting.
Label: ENTAILMENT