Tunisian actor Mohamed al-Siyari has sparked fierce debate this week after suggesting that the Muslim fasting month of Ramadan should take place on fixed dates in December every year, in comments made live on Tunisian state radio station Shams FM. Ramadan is the ninth month of the Islamic calendar, which follows the lunar months. It is observed by Muslims worldwide as a month of fasting, prayer and reflection. The well-known TV personality said he found fasting in the summer “stressful” on account of high temperatures, and asked: “Why do we fast in such punishing heat?” Al-Siyari said if Ramad…