Hemorrhoids are swollen veins found in the lower rectum and anus.  Those can occur from increased pressure to these veins, often due to frequent instances of diarrhea.
Symptoms include itching, pain, bleeding prior to 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/