 [ Symptoms ] constant masturbation cause bumps on penis i damaged the skin area where the bumps seem to have formed  so i noticed a group of bumps on the shaft of penis on the right side they are not painful and there about 16 that i can see all in one area all about the same size and they do not seem to have spread a quick google search will tell me i have genital warts but i have some reservations about it because i masturbate a lot at one point i damged the skin right about where the bumps formed it was sore and i stripped it a bit i slowed down the masturbating but never completely stopped [ Disease ] i have never used iodine to treat a ringworm lesion tinea corporis ringworm is a fungus and fungus is treated much better when you use an anti fungal medication not an anti infective medication