Spotting looks like a few drops of blood on your underwear or when you wipe, typically pink, light red, or brown in color. Unlike a full period, it’s light enough that you won’t need a pad or tampon. The blood may appear as small streaks, faint smudges, or tiny dots rather than a steady flow.
Color and Consistency
The color of spotting depends on how fresh the blood is and how long it takes to leave your body. Fresh spotting tends to be bright red or pink, especially when small amounts of blood mix with your normal clear or milky vaginal discharge. This diluted mixture often creates a light pink tint on toilet paper or underwear.
Older blood that has spent more time in the uterus or vaginal canal turns brown or dark brown through oxidation, the same chemical process that turns a cut apple brown. This is why spotting at the very end of a period, or a day or two before it starts, often looks rusty or brownish rather than red. Brown spotting is extremely common and generally reflects timing rather than anything unusual happening in your body.
In terms of texture, spotting is thinner and more watery than period blood. It resembles vaginal discharge with a tint of color more than it resembles the thicker, sometimes clotted flow of a period. You won’t typically see clots with spotting since the volume is too small for blood to pool and clump together.
Spotting vs. a Period
The biggest difference is volume. A period produces enough blood to soak through a pad or tampon over several hours, while spotting amounts to just a few drops. Most people notice spotting only when wiping or as a small stain on their underwear.
Duration is another clear distinction. Periods last three to seven days with a recognizable pattern of heavier and lighter days. Spotting might last a few hours or a couple of days, and it stays consistently light the entire time. Timing matters too. If you bleed outside your expected period window and the flow is much lighter than usual, that’s spotting. Most people know roughly when their period is due, so off-cycle light bleeding is a reliable signal that you’re dealing with spotting rather than menstruation.
Common Reasons for Spotting
Hormonal Birth Control
Breakthrough bleeding is one of the most frequent causes of spotting, and it can happen with any type of hormonal birth control. It’s especially common with low-dose pills, the implant, and hormonal IUDs. With IUDs, irregular spotting in the first few months after placement is normal and usually improves within two to six months. With the implant, the bleeding pattern you experience in the first three months tends to be the pattern you’ll have going forward. This type of spotting is usually light pink or brown and shows up as a small amount of blood when you use the bathroom.
Implantation Bleeding
Some people experience very light bleeding about 10 to 14 days after ovulation, when a fertilized egg attaches to the uterine lining. Implantation bleeding is pink or brown, never bright red, and the flow resembles normal vaginal discharge more than a period. It shouldn’t soak through a pad. If the blood is heavy, dark red, or contains clots, it’s not implantation bleeding.
After Sex
Light spotting after sex is common and often caused by friction, particularly when there isn’t enough lubrication. The cervix has a rich blood supply and can bleed easily from contact during intercourse, a Pap test, or a pelvic exam. During pregnancy, the cervix develops even more blood vessels, making post-sex spotting more likely. This bleeding is usually bright red or pink since it’s fresh, and it resolves quickly on its own.
Persistent bleeding after sex can sometimes point to cervical conditions like polyps (small, smooth, tear-shaped growths on the cervix), cervical inflammation from an infection, or cervical ectropion, where the inner lining of the cervix grows on its outer surface. These conditions make the cervix more fragile and prone to bleeding on contact.
Perimenopause
As you approach menopause, ovulation becomes unpredictable, which changes your bleeding patterns. Periods may come closer together or further apart, and your flow can swing from very light to unusually heavy. In early perimenopause, your cycle length may shift by seven days or more from month to month. In late perimenopause, you might go 60 days or longer between periods, with light spotting in between. Any bleeding that occurs after you’ve gone a full 12 months without a period needs prompt medical evaluation.
Spotting During Pregnancy
First-trimester bleeding happens in 15 to 25 out of every 100 pregnancies, and in many cases it doesn’t signal a serious problem. Light spotting one to two weeks after fertilization can be implantation bleeding. Later in the first trimester, the cervix bleeds more easily because of increased blood flow to the area, so spotting after sex or an exam is common.
That said, bleeding during pregnancy can also indicate early pregnancy loss, infection, or ectopic pregnancy, where the embryo implants outside the uterus. An ectopic pregnancy sometimes causes vaginal spotting as its only symptom, though abdominal, pelvic, or shoulder pain can accompany it. Any bleeding during pregnancy warrants a call to your provider, and bleeding with pain or dizziness needs immediate attention.
When Spotting Looks Different
Certain patterns suggest something beyond normal hormonal fluctuations. Spotting accompanied by a foul-smelling or yellowish discharge can point to a cervical infection or polyp. Bleeding that consistently happens between periods, occurs after menopause, or follows a pattern of cycles shorter than 21 days apart deserves evaluation.
Heavy bleeding that soaks through pads, lasts longer than seven days, or includes large clots has moved beyond spotting into abnormal bleeding territory. The same applies to bleeding that causes weakness or lightheadedness, which indicates significant blood loss rather than the few drops that define true spotting.