Can 18 y/o get hemmroids? how can i differentiate b/t them & cancer?

Yes: Hemorrhoids can occur at this age. These are swollen veins at the anal opening, made worse with constipation or sitting and straining at the toilet too long. Cancer would be highly unlikely. See a doctor for an examination to be sure.

Yes: Yes, 18 years olds can get hemorrhoids. The following conditions can increase the risk for developing hemorrhoids: Alcoholism, Anal intercourse, Chronic diarrhea or constipation, Diet high in fat and low in fiber, Obesity, Prolonged sitting or standing, Lack of physical activity, Loss of pelvic floor muscle tone due to age, pregnancy, childbirth, or surgery, Severe heart disease or liver disease.