Ringworms may infect the human body either in the form of a skin disease or as a parasite that thrives on human body and lies in the intestine. As a fungal infection, it can be found under the fingernails or any place in the body, feet and scalp. It forms a red round spot on the skin and is contagious in nature. Ringworms can be passed from one person to the other by direct skin-to-skin contact or on contact with contaminated articles such as combs, unwashed clothing and shower or pool surfaces. Ringworm patches last on the skin for a maximum of 2 weeks, while the ones on the scalp can extend anywhere between four days to a week. The ringworms that are found in the intestine are generally caused due to weak immune system. Whatever be the type of ringworm infection, it can be treated by resorting to certain natural ways. Read on to know some home remedies for treating ringworms.