Hemorrhoids: Symptoms, Causes, Treatment, and When Rectal Bleeding Is a Warning Sign

Written by Dr. Casey Dean, DO, Board-Certified Family Medicine Physician | Medically reviewed by Dr. Kathryn Kline, MD | Trinity Family Medicine

Last medically reviewed: August 2026

Quick answer: Hemorrhoids are swollen veins in the lower rectum and anus that cause bright red bleeding, itching, and discomfort. Most improve with more fiber, more water, warm sitz baths, and less straining — but rectal bleeding should never be assumed to be hemorrhoids without a proper medical evaluation.

Hemorrhoids are one of the most common — and most quietly suffered — conditions in primary care. About 1 in 20 Americans have symptomatic hemorrhoids, and roughly half of adults over age 50 will deal with them at some point. Yet because the topic feels embarrassing, many people endure the itching, discomfort, and alarming spots of blood on the toilet paper for months before asking anyone.

Here is what you should know: hemorrhoids themselves are almost always benign and very treatable, but rectal bleeding should never simply be assumed to be "just hemorrhoids." Knowing the difference between a routine flare and a red flag is the single most important thing this guide can give you.

Quick Summary: Key Facts at a Glance

What Are Hemorrhoids?

Hemorrhoids are swollen, inflamed veins in the lower rectum and anus — similar to varicose veins, but in a more sensitive location. Everyone actually has hemorrhoidal tissue; it becomes a medical problem only when those veins swell and cause symptoms. Doctors divide them into two types based on where they sit relative to the dentate line (the boundary between the rectum and the anal canal):

Internal hemorrhoids are also graded I through IV based on how much they prolapse: Grade I stays inside, Grade II slides out during a bowel movement but returns on its own, Grade III must be pushed back in by hand, and Grade IV stays prolapsed. This grade guides treatment.

What Causes Hemorrhoids?

Hemorrhoids develop when pressure builds in the veins of the rectum and anus, causing them to stretch and swell. The most common contributors are:

In Texas summers, one underappreciated factor is dehydration — when you sweat heavily and do not drink enough water, stools become harder and more difficult to pass, which sets the stage for straining and flares.

How Are Hemorrhoids Treated?

The reassuring news is that most hemorrhoids respond well to simple measures you can start at home, and these same steps prevent recurrence.

Fiber and fluids come first

According to the American Society of Colon and Rectal Surgeons (ASCRS), increasing dietary fiber and improving bowel habits is the strongly recommended first-line treatment. Aim for 25 to 35 grams of fiber per day from fruits, vegetables, whole grains, and legumes, or a supplement such as psyllium, along with plenty of water. This is not a minor tweak: in clinical trials, fiber reduced persistent hemorrhoid symptoms and bleeding by roughly 50%.

Sitz baths and topical care

Soaking the area in warm water for 15 to 20 minutes a few times a day, especially after bowel movements, eases pain and swelling. Short-term over-the-counter creams, ointments, or suppositories can relieve itching and discomfort, though steroid-containing products should not be used for more than about a week without medical guidance.

Simple habit changes

Don't linger on the toilet or strain, respond promptly to the urge to go, and get up and move regularly if you sit for long periods.

Office procedures

When symptoms persist despite these measures, several quick, minimally invasive procedures are highly effective for internal hemorrhoids. The ASCRS identifies rubber band ligation — placing a tiny elastic band at the base of the hemorrhoid to cut off its blood supply — as the most effective office-based treatment for Grade I–II and select Grade III hemorrhoids.

Surgery

Surgical removal (hemorrhoidectomy) is generally reserved for large external hemorrhoids or advanced Grade III–IV internal hemorrhoids that don't respond to other treatments.

When Is Rectal Bleeding a Warning Sign?

This is where a physician's perspective matters most. Rectal bleeding is the hallmark of hemorrhoids — but it is also a possible symptom of colorectal cancer, and the two can look identical to the untrained eye. You cannot safely assume that bleeding is coming from a hemorrhoid just because hemorrhoids are common.

The data make this concrete. A 2025 American College of Surgeons analysis found that rectal bleeding was associated with an 8.5 times higher risk of a colorectal cancer diagnosis in adults under 50 who underwent colonoscopy. Colorectal cancer is rising in younger adults, which is exactly why physicians no longer wave off bleeding in a 35- or 40-year-old as automatically benign.

You should be evaluated — not self-treat indefinitely — if you have any of the following:

When to See Your Doctor

Most hemorrhoid symptoms can be assessed and managed through a conversation about your symptoms, history, and risk factors — which makes this a well-suited topic for telehealth. A physician can confirm whether your symptoms fit a straightforward hemorrhoid pattern, prescribe or recommend the right treatment, and — importantly — decide whether your bleeding warrants an in-person exam or a colonoscopy referral. Straining and hemorrhoids also often trace back to bowel-habit problems that overlap with conditions like irritable bowel syndrome, which a primary care visit can address at the same time.

At Trinity Family Medicine, our board-certified physicians can evaluate your symptoms, build a treatment plan, and arrange any needed testing — all by secure video, anywhere in Texas*. Visits start at $49.99, no insurance required, and you see the same doctor each time. You can book online or call 817-932-4022. (Curious about costs first? See our Texas price guide.)

Frequently Asked Questions

Key Takeaways

The Bottom Line

Hemorrhoids are extremely common, rarely dangerous, and usually respond to more fiber, more water, warm sitz baths, and less straining — with quick office procedures available when needed. The one rule to remember is that rectal bleeding should never be assumed to be hemorrhoids without a proper evaluation. It can occasionally be the first sign of colorectal cancer, particularly in adults over 45 or those with other warning signs. If you are unsure, a short telehealth visit can tell you whether you are dealing with a simple flare or something that deserves a closer look.

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