A new poll shows Israel’s war on Gaza is taking a heavy mental toll on people across the Middle East and North Africa. The Qatar-based Arab Center for Research and Policy Studies announced on Wednesday the results of the survey of 8,000 men and women from 16 Arab countries, carried out from 12 December to 5 January. A staggering 97 percent of respondents said they have experienced psychological stress during the war on Gaza, with 84 percent reporting feeling this to a great degree. Almost four in five said they follow news about the brutal campaign every day or several times a week. Israel’s w…