Hemorrhoids happen to be swollen veins located in the lower rectum and anus.  Those can occur from increased pressure on these veins, often due to chronic constipation.
Symptoms include itching, pain, bleeding https://www.facebook.com/proctologiaclinica/posts/sangue-nas-fezes-n%C3%A3o-%C3%A9-sempre-hemorroidaneste-carrossel-voc%C3%AA-vai-ver-em-poucos-c/1435381361464877/