Hemorrhoids are formed by the person's health condition, especially on the rectum part. When blood circulation is bad on the rectum part, you might have hemorrhoids. It could be external or internal or both. It is not turning into internal form from external. It is just where you have the hemorrhoids.

Hemorrhoids are clumps of tissue in the anal canal. When hemorrhoids start becoming painful and swollen, they're called piles. Piles vary in size and can be either external or internal.

Hemorrhoids (also called piles) can be divided into two kinds, internal and external. Internal hemorrhoids lie inside the anus or lower rectum, beneath the anal or rectal lining. External hemorrhoids lie outside the anal opening.

Hemorrhoids are swollen veins in the anal canal. This common problem can be painful, but it's usually not serious. Veins can swell inside the anal canal to form internal hemorrhoids. Or they can swell near the opening of the anus to form external hemorrhoids. You can have both types at the same time. The symptoms and treatment depend on which type you have. Hemorrhoids are swollen veins in the anal canal. This common problem can be painful, but it's usually not serious. Veins can swell inside the anal canal to form internal hemorrhoids. Or they can swell near the opening of the anus to form external hemorrhoids. You can have both types at the same time. The symptoms and treatment depend on which type you have.

Small external hemorrhoids usually do not produce symptoms. Larger ones, however, can be painful and interfere with cleaning the anal area after a bowel movement.