 [ Symptoms ] i have a small rash on both inner thighs only where my testicles touch what could this be  i noticed the rash while showering a few minutes ago the rash is very small and only where my testicles touch my thighs i also feel very small bumps on the irritated area no rash on penis or testicles could this just be chafing it has been hot out and i usually do not skip showers but i did not shower yesterday if that makes a difference could it be herpes [ Disease ] herpes would not be high on a diagnostic list based on what you have described while it would be impossible to blindly offer you a definitive answer without examining you more likely possibilities would include chaffing like you mentioned or a fungal skin infection tinea cruris also known as jock itch    a common skin condition that occurs in warm dark moist skin areas you would need to see a medical provider if this condition persists or worsens this is really the only way to be properly diagnosed and treated