I love Salads but I can't handle Romaine Lettuce. 
Hm, why is that? Unlike most lettuces its most tolerable to heat, you can grill it :D
It's a texture thing. My wife on the other hands loves Romaine Lettuce so many times I buy it anyway.
warning that consumer supplies can become adulterated with or host bacteria. Cattle can harbor the bacteria without ill effects, and be asymptomatic carriers of the bacterium. Lettuce becomes contaminated with the bacterium as the result of cattle manure being used to fertilize crop fields, or the proximity of cattle pastures and feedlots to water sources used to irrigate crops. 
Origin and etymology.
In British English, it is commonly known as “cos” lettuce, and in North America as “romaine” lettuce. Many dictionaries trace the word "
Romaine lettuce
Romaine or cos lettuce ("Lactuca sativa" L. var. "longifolia") is a variety of lettuce that grows in a tall head of sturdy dark green leaves with firm ribs down their centers. Unlike most lettuces, it is tolerant of heat. In North America, romaine is sold as whole heads or as “hearts” that have had the outer leaves removed and are often packaged together. 
Commercially sold romaine lettuce has historically been the subject of product warnings by both U.S. and Canadian health authorities