Eyebrow pain usually comes from one of a handful of common causes: sinus pressure, tension headaches, nerve irritation, or a minor skin issue right at the brow. Less often, it signals something more serious like shingles or a type of glaucoma. The location, quality, and timing of your pain are the biggest clues to what’s going on.
Sinus Pressure Behind the Brow Bone
The frontal sinuses sit directly behind your eyebrows, and when they become inflamed or congested, the pain lands right at the brow. Frontal sinusitis affects roughly 15% of adults and typically causes a deep, aching pressure across the forehead and inner eyebrow area. You may also notice fever, fatigue, and tenderness when you press the inner edge of the bone just below your eyebrow. The pain often worsens when you bend forward, because that shifts fluid inside the sinus cavity.
Most sinus-related eyebrow pain follows a cold or allergy flare-up. If the pressure has lasted more than 10 days without improving, or you develop a high fever and swelling above the eye, that suggests the infection may need more than over-the-counter treatment. In rare cases, untreated frontal sinusitis can spread to the bone itself.
Tension Headaches and Muscle Strain
Tension headaches are the most common type of headache, and they frequently settle right along the brow line. The pain feels like a tight band of pressure across the forehead, sometimes extending to the sides and back of the head. The muscles that pull your eyebrows together (the ones you use when you frown or squint) can become sore from sustained contraction during stress, screen work, or poor sleep.
Unlike migraines, tension headaches produce a dull, steady ache rather than throbbing. Tenderness in the scalp, neck, and shoulder muscles often accompanies the forehead pressure. If you notice the pain creeping in after long hours at a computer or during stressful days, muscle tension is the most likely explanation.
Supraorbital Neuralgia
A nerve called the supraorbital nerve runs right through a small notch in the bone at the inner edge of your eyebrow. When this nerve becomes irritated or compressed, it causes a condition called supraorbital neuralgia, producing sharp or constant pain in or just above the eyebrow that can sometimes spread into the scalp on that side. The hallmark sign: pressing firmly on that bony notch (about a third of the way from the inner corner of your brow) reproduces or worsens the pain.
The pain can be intermittent with lightning-like jolts, or it can settle into longer stretches of varying intensity. Some people also notice tingling, numbness, or heightened skin sensitivity on the forehead. Supraorbital neuralgia accounts for about 4% of localized headache cases, so it’s uncommon but frequently missed because the symptoms overlap with sinus problems and tension headaches. The key difference is that reproducible tenderness right at the nerve’s exit point, which sinus headaches and tension headaches don’t typically produce.
Trigeminal Neuralgia in the Forehead
The trigeminal nerve has three branches that supply sensation to the face. The uppermost branch covers the forehead and eyebrow. When trigeminal neuralgia affects this branch, it produces sudden, severe, electric-shock-like pain lasting 5 to 10 seconds at a time. The pain is intense enough that most people rate it a 10 out of 10.
What distinguishes trigeminal neuralgia from other causes is its triggers. A light touch to the skin, a cool breeze across the face, talking, chewing, smiling, or even brushing your teeth can set off an attack. People often identify specific “trigger zones,” small spots near the nose, cheek, or brow ridge where minimal contact fires the pain. The attacks tend to recur over weeks or months, then remit for a period before returning. This condition is rare but unmistakable once you recognize the pattern of brief, devastating jolts provoked by everyday activities.
Cluster Headaches
Cluster headaches cause some of the most severe pain known in medicine, and they center on one eye and the brow above it. A single attack lasts 15 minutes to 3 hours, though most run 30 to 45 minutes. During a cluster period (which can stretch from one week to several months), attacks strike daily, often multiple times a day, and tend to arrive at the same time each night, typically 1 to 2 hours after you fall asleep.
The distinguishing features are all on the painful side of the face: a red, watering eye, a stuffy or runny nostril, swelling around the eye, and sometimes a drooping eyelid. If your eyebrow pain arrives like clockwork with tearing and nasal congestion on the same side, cluster headache is a strong possibility.
Skin and Hair Follicle Infections
Sometimes eyebrow pain is literally skin-deep. Folliculitis, an infection of the hair follicles, can develop in the eyebrow and produce small pimple-like bumps or pus-filled blisters that are tender to the touch. The area may itch, burn, and feel sore. The most common culprit is Staphylococcus aureus bacteria, and the infection often follows plucking, waxing, or threading.
Mild folliculitis usually resolves on its own within a week with warm compresses and gentle cleaning. If the bumps spread, grow larger, or become increasingly painful, the infection may need topical or oral treatment.
Shingles Near the Eye
The virus that causes chickenpox can reactivate decades later as shingles, and when it affects the nerve branch supplying the forehead, the pain and rash follow the eyebrow and scalp on one side. Before the rash appears, there’s often a prodromal phase lasting a few days with tingling, burning, or aching in the forehead, scalp, or cheek. This can easily be mistaken for a headache or sinus problem until the characteristic blistering rash shows up.
Shingles involving the forehead and eyebrow carries a risk of spreading to the eye itself, which can threaten vision. If you develop a burning, one-sided forehead pain followed by a rash that respects the midline of your face (stopping at the center of the forehead), getting evaluated quickly matters for protecting your eye.
Acute Glaucoma
A sudden spike in pressure inside the eye, called acute angle-closure glaucoma, can cause pain that radiates to the brow and forehead. This is an emergency. The pain develops rapidly alongside redness of the eye, blurred vision or sudden vision loss, and often nausea and vomiting. Those early symptoms of nausea and headache are frequently blamed on something else, which delays diagnosis.
Acute angle-closure glaucoma progresses to permanent blindness if untreated, so any combination of eye pain, brow pain, vision changes, and nausea calls for immediate evaluation.
Bumps and Bruises to the Brow
The brow ridge is one of the most exposed parts of the face, making it a common site for bumps and impacts. A soft tissue bruise typically heals within one to two weeks. A bone bruise, where the impact is hard enough to damage the bone beneath the skin without causing a fracture, produces deeper pain that lasts considerably longer, often one to two months. Larger bone bruises can take even more time. If you hit your brow and the pain persists well beyond what you’d expect from a surface bruise, a deeper bone bruise may be the reason.
How to Narrow Down the Cause
A few questions can help you sort through possibilities. Does the pain worsen when you press the bony notch at the inner eyebrow? That points to nerve irritation. Is there visible swelling, redness, or a bump in the skin? Think infection or injury. Did it follow a cold, and does bending forward make it worse? Likely sinus-related. Does it arrive in severe bursts with eye tearing on one side? Cluster headache. Is there any change in your vision? That warrants urgent attention regardless of what else is going on.
Persistent eyebrow pain that doesn’t respond to over-the-counter pain relief within a couple of weeks, pain accompanied by vision changes, or pain with unexplained symptoms like nausea, high fever, or facial swelling all warrant professional evaluation rather than a wait-and-see approach.