Canker sore. In some cases, the exact cause of a canker sore is unknown, but trauma or injury to the mouth or oral soft tissues may be the culprit. Other possible causes are food sensitivities, spicy, salty or acidic foods, vitamin B deficiency, hormonal shifts and stress. Cold sore.
What does xoxo mean? Hugs and kisses or xoxo is a term used for expressing affection or good friendship at the end of a written letter, email or SMS text message.
XO sauce can be used as a condiment on the side of main dishes or used in cooking to enhance the flavour of fish, meats, vegetables, and otherwise bland foods such as tofu or noodles. Home cooks often use this sauce as the chief flavorant for fried rice.n addition, the term XO is often used in the popular culture of Hong Kong to denote high quality, prestige and luxury. In fact, XO sauce has been marketed in the same manner as the French liquor, using packaging of similar colour schemes. In Hong Kong English, XO is pronounced exactly the same.