Is there a link between public transportation and cold sore triggers?

Key facts · Cold sores are caused by herpes simplex virus (HSV). · HSV is very common and is spread from one person to another by contact of the skin, saliva, or ... Jul 6, 2023 ... Cold or hot weather, a weakened immune system, diet, fatigue, injury, hormonal changes, and stress can trigger cold sores. Cold sores are small, fluid-filled blisters that usually appear on or around the lips. They are caused by the herpes simplex virus (HSV-1) and can be triggered ... However, HSV-1 and HSV-2 can cause blisters and sores on any body part. What are the Symptoms of a Cold Sore? For many people, infection with the herpes simplex ... People can get HSV-1 by kissing or touching someone with cold sores or by sharing eating utensils (like forks, spoons, and chopsticks), towels, or other items ... May 25, 2022 ... What Triggers a Cold Sore? ... Cold sores are caused by a highly contagious type of herpes simplex virus called herpes simplex virus type 1 (HSV-1) ... Causes: What's Behind the Sores? Cold Sores: Cold sores are caused by a virus called herpes simplex-1 (HSV-1). The herpes simplex virus is contagious and ... Causes. Fever Blisters are caused by an infection with the herpes simplex virus, usually type 1, or HSV-1. It is estimated that nearly 90 ... What Makes Cold Sores Flare Up? · If you have a cold or another infection of your respiratory tract - this can cause a temporary weakening of your body's ... Cold sores are small blisters around the mouth. They are also called fever blisters. They are caused by the herpes simplex virus.