Cold sores are generally passed on from person to person via saliva through things like kissing or direct contact with the blister or even drinking from the same glass
When you show up to observe people, your presence can affect peoples behavior: As you scribble away, the interviewee is, of course, watching you

Seven clinical studies found that an upset stomach (functional dyspepsia) could be treated effectively, for example, with: (27) Licorice root can reduce pain and enhance stomach mucus secretion and anti-ulcer activity (activity against the bacteria that cause ulcers, Helicobacter pylori ) Black cumin can be used to treat nausea, gas, diarrhea and dysentery (a serious digestive infection of the intestines) Basil leaf can decrease acid in the stomach Ginger has antiulcer, antibacterial, antispasm and anti-inflammatory features Mastic gum can be effective against digestion disorders Modern versions of plant-based remedies include: (28) Ginger ale and ginger chews Peppermint mint leaves or a sniff of oil or extract Teas, like chamomile, peppermint or ginger root chopped and steeped Apple cider vinegar to calm an upset stomach, with or without honey Bitters (often a combination like cinnamon, fennel, mint and ginger) with a glass of tonic, club soda or ginger ale 5

Thun MJ, Carter BD, Feskanich D, Freedman ND, Prentice R, Lopez AD, Hartge P, Gapstur SM