Scratching can also cause a skin infection with redness and swelling. You get pinworms by accidentally swallowing or breathing in their eggs. You could eat or drink something that's contaminated ...

Charles R. Belinky/Science Source Share on Pinterest Pinworm infection is caused by accidentally swallowing pinworm eggs, which are transparent and too small to see with the naked eye. Charles R.

thread-like parasites that enter the human intestines and cause discomfort and irritation. Pinworm infections are most common in youngsters, but they can affect adults of any age. The good news is ...

A pinworm infection happens when the eggs of a pinworm ... Some people have no symptoms, but it can cause severe itching. In the long term, more severe complications can occur.

Most of the time, pinworm infections don’t cause serious problems. In rare cases, and especially if you have a lot of them, the pinworms can travel from the anal area up the vagina to the uterus ...