BHAIRAHAWA, May 8 -- The holy month of Ramadan has begun Tuesday after viewing the crescent moon on Monday evening.

According to the Islamic calendar, the month of Ramadan or fasting known Roza fell on the ninth lunar month of the year. Roza is a strict fasting tradition which requires Muslims around the globe to not eat, drink or even consciously swallow saliva after sunrise till sunset, for an entire month.

The fast begins after consuming food two hours before sunrise (Sehari) and ends after sunset with a meal (Aftaari).

The followers of this tradition believe Ramadan to be a month of purity as well. Islam also compels all Muslims, except the differently-abled, ill and children to observe Roza.

The thirty-day long Ramadan is divided i...