Warm baths are one of the most effective home treatments for hemorrhoid symptoms. Soaking in a few inches of warm water, commonly called a sitz bath, eases pain, reduces itching, and promotes healing. It’s a first-line recommendation from colorectal surgeons alongside dietary changes and stool softeners.
Why Warm Water Helps
Warm water relaxes the ring of muscle around the anus. When that muscle loosens, blood flow to the swollen hemorrhoidal tissue improves, pressure drops, and pain fades. The warmth also soothes inflamed skin and can reduce the urge to scratch, which only makes hemorrhoids worse.
This isn’t just folk wisdom. In a study of 495 patients with hemorrhoids, those treated with warm sitz baths three times daily achieved a 100% complete healing rate, compared to about 85% in a group using a topical cream instead. Both groups also used fiber supplements and lubricating suppositories, but the sitz bath group had a statistically significant advantage in healing outcomes.
How to Take a Sitz Bath
You have two options: sit in a regular bathtub with 3 to 4 inches of warm water, or buy an inexpensive plastic sitz bath basin that fits over your toilet seat. The basin is more convenient if you’re doing this multiple times a day, and it uses less water.
The Cleveland Clinic recommends a water temperature around 104°F (40°C). That’s comfortably warm but not hot. Test it with your wrist or inner forearm before sitting down, because the skin in the anal area is sensitive and burns easily. Soak for 15 to 20 minutes per session, up to three or four times a day when symptoms are active.
After soaking, pat the area completely dry with a soft, clean towel. Don’t rub. Leaving the skin damp can lead to irritation, which defeats the purpose. Some people prefer using a hair dryer on a cool, low setting to avoid any friction at all.
Sitz Baths After Hemorrhoid Surgery
If you’ve had a hemorrhoidectomy, sitz baths become even more important. A randomized controlled trial found that patients who started warm water soaks just six hours after surgery had significantly lower pain scores than those who waited until the following day. The researchers concluded that early sitz bathing was both safe and effective for reducing post-surgical pain.
Most surgeons will tell you to continue sitz baths for several weeks after a procedure, especially after bowel movements, to keep the wound clean and comfortable.
Do You Need to Add Anything to the Water?
Many people add Epsom salts, table salt, or witch hazel to their sitz baths. The study that showed 100% healing used salted warm water (about 20 grams of commercial salt per bath). Salt may help by mildly reducing swelling through osmotic effects, and some people find it soothing.
That said, there’s no strong clinical evidence proving that additives work better than plain warm water. The warmth itself does most of the work. If you want to add a small amount of Epsom salt or plain salt, that’s generally fine, but skip heavily fragranced bath products, bubble baths, or soaps. These can irritate already inflamed tissue and make symptoms worse.
What Sitz Baths Won’t Do
Warm baths are excellent for symptom relief and can help mild hemorrhoids heal completely, but they have limits. Large external hemorrhoids that have developed a blood clot (thrombosed hemorrhoids) may need medical drainage. Internal hemorrhoids that prolapse or bleed repeatedly often require procedures like banding or surgical removal. A sitz bath can keep you comfortable while you figure out next steps, but persistent bleeding, severe pain, or hemorrhoids that don’t improve after a week or two of home care signal that something more is needed.
Making Sitz Baths Part of a Routine
A sitz bath works best when paired with other changes that address the root causes of hemorrhoids. Straining during bowel movements is the biggest driver, so increasing fiber intake to 25 to 30 grams per day and drinking plenty of water keeps stools soft and easy to pass. Avoiding long periods of sitting on the toilet (put the phone down) also reduces pressure on the veins around the anus.
A practical daily routine during a flare-up looks like this: a sitz bath first thing in the morning, one after each bowel movement, and one before bed. As symptoms ease, you can taper down to once or twice a day. Most people notice meaningful relief within the first few days, though full healing of a flare can take one to two weeks depending on severity.