If your parents had hemorrhoids, you are more likely to get them too. But the reason is only partly in your genes. What you inherit is a tendency, and what you do with your diet, bathroom habits, and daily routine decides whether that tendency ever turns into a problem.
Hemorrhoids run in the family? A colorectal surgeon can tell you what is actually going on and how to keep it from getting worse.
Book a virtual consultPartly. Hemorrhoids are swollen vascular cushions in the anal canal, and everyone has those cushions. They become a problem when the supporting tissue stretches and the veins inside them enlarge. Research on the genetics of hemorrhoids points to inherited differences in connective tissue strength, vein wall elasticity, and smooth muscle function in the anal canal. A large 2021 genome-wide study identified more than a hundred gene regions linked to hemorrhoid risk, many of them involved in how tissue holds its shape under pressure.
So there is a real hereditary component. People with a parent or sibling who had hemorrhoids are more likely to develop them, and often at a younger age. What you inherit is a baseline. It is not a guarantee.
It helps to separate the two. The inherited part sets how easily your anal cushions stretch and how quickly they recover. The behavioral part sets how much pressure you put on them, day after day.
Two people with the same genetic risk can have completely different outcomes. The one who eats enough fiber, drinks enough water, and keeps bathroom visits short may never develop symptoms. The one who strains through hard stools every morning almost certainly will.
Genes are only one reason hemorrhoids cluster in families. Families also share eating habits, activity levels, and attitudes about the bathroom. A household that eats a low-fiber diet and treats the toilet as a reading room passes those habits down along with its DNA. That is good news, because habits can be changed even when genes cannot.
Certain inherited conditions raise risk more directly. Connective tissue disorders such as Ehlers-Danlos syndrome, a strong family history of varicose veins, and inherited tendencies toward chronic constipation all make hemorrhoids more likely.
A family history means prevention should start earlier and be taken more seriously. The goal is simple: keep stool soft and keep pressure off the anal canal.
Read more about bathroom habits that make hemorrhoids worse and fiber supplements that help.
Because rectal bleeding is the most common hemorrhoid symptom, people with a family history often assume any bleeding is "just hemorrhoids." That assumption is risky. Bleeding can also come from anal fissures, polyps, inflammatory bowel disease, and colorectal cancer, and a family history of hemorrhoids does not rule any of those out. Anyone with new or persistent bleeding should have it evaluated, especially over age 45 or with a family history of colon cancer or polyps.
Hemorrhoids are partly hereditary, but heredity loads the dice rather than deciding the game. If they run in your family, treat prevention as a daily habit and get symptoms checked early. Dr. Albert Chung is a double board-certified colorectal surgeon in Rancho Santa Margarita who treats hemorrhoids at every stage, from office procedures like rubber band ligation to laser hemorrhoidoplasty for larger hemorrhoids.
Yes, in part. Studies show inherited differences in connective tissue and vein wall strength raise hemorrhoid risk, and people with an affected parent or sibling are more likely to develop them. Diet, straining, and bathroom habits still determine whether that risk turns into symptoms.
Not necessarily. A family history raises your odds, but keeping stool soft with fiber and water, avoiding straining, and limiting toilet time can prevent most hemorrhoids even in people with a strong family tendency.
Largely, yes. Fiber, hydration, short bathroom visits, regular activity, and treating constipation early prevent most cases. Early evaluation of any symptoms keeps small problems from becoming large ones.
No. Rectal bleeding should always be evaluated because it can also come from fissures, polyps, or colorectal cancer. A family history of hemorrhoids does not rule those out.
Dr. Albert Chung, a double board-certified colorectal surgeon, can assess your risk, treat existing hemorrhoids, and build a plan to keep them from coming back.
Book a virtual consultCall (714) 988-8690