 [ Symptoms ] how exactly do infectionspathogens spread i am curious as to how far that spread goes i have know you can spread germs by touching food which people eat but that is one contact random example if something has worm eggs on it and someone touches it then touches someone is hand that 2nd person touches a vending machine button a 3rd person touches the button grabs food and eats the food will that last person be at a significant risk of infection not a fraction of a percent risk or do worm eggs not go 6 degrees of separation and if not how many degrees do they go  [ Disease ] most helpful answer it would take a visual examination by a medical provider to determine the exact nature of your scrotal red blotch a brief description just does not do it you may be correct about fungus    common pathogen in this moist area would be a condition called tinea cruris tinea cruris typically itches however but it can be very red moist and irritated another possibility would be contact dermatitis often from a fabric softener detergent or soap no young man really wants to go to a medical provider to get his scrotum examined but this is really the only way to be properly diagnosed and treated jock itch is a possibility however that rash is usually itchy so that makes me question whether you have jock itch or something else since i cannot tell based on your description it is something you should get checked out by your doctor here is more information about jock itch thank you very much for your input i have determined that it is jock itch and am getting a corticosteroid and some fungal cream as well