A headache at the back of your head is most commonly a tension-type headache, but it can also signal a cervicogenic headache originating from your neck, irritated occipital nerves, or pain triggered by physical exertion. The location alone doesn’t point to a single diagnosis. The type of pain you feel, how long it lasts, and what triggers it are what separate one cause from another.
Tension-Type Headaches
The most widespread cause of pain at the back of the head is a tension-type headache. The sensation is dull and pressure-like rather than throbbing. It often feels like a tight band wrapped around your head, and it tends to be worst in the scalp, temples, back of the neck, and shoulders. Unlike nerve-based headaches, there’s no sharp or shooting quality to the pain, and it usually affects both sides of your head rather than just one.
Tension headaches don’t cause neurological symptoms like vision changes or numbness. They can last anywhere from 30 minutes to several days, and they’re frequently tied to stress, fatigue, or sustained muscle tightness in the neck and shoulders.
Cervicogenic Headaches: Pain That Starts in the Neck
A cervicogenic headache begins in the structures of the upper neck and radiates upward into the back of the head. The pain originates from irritation of the joints, discs, muscles, or ligaments in the top three vertebrae of the spine (C1, C2, and C3). Nerves from these vertebrae feed into the same pain-processing center that serves the head and face, which is why a neck problem can produce a headache.
The pain typically starts on one side of the neck, travels up through the back of the skull, and often spreads forward toward the forehead, temple, or area around the eye on the same side. It’s usually a steady, nagging ache rather than a pulsing throb. A hallmark feature is that moving your neck or holding it in certain positions makes the headache noticeably worse, and your neck’s range of motion may feel limited.
Cervicogenic headaches are classified as secondary headaches, meaning they’re always caused by an identifiable problem in the cervical spine. Diagnosis usually requires both clinical evidence and imaging that points to a specific spinal issue. In some cases, a physician will inject a local anesthetic near the suspected nerve or joint. If the headache disappears after the injection, that confirms the source.
Occipital Neuralgia
Occipital neuralgia produces a distinctly different sensation from a tension or cervicogenic headache. The pain is sharp, stabbing, or electric-shock-like, and it comes in sudden bursts lasting seconds to minutes. It follows the path of the occipital nerves, which run from the upper spine through the back of the scalp and can extend as far forward as the top of the head.
Three occipital nerves can be involved: the greater occipital nerve (arising from the C2 vertebra), the lesser occipital nerve (also from C2), and the third occipital nerve (from C3). Pain can be on one or both sides. You may also notice tenderness when pressing on the base of the skull where these nerves exit, and the scalp in the affected area can feel unusually sensitive or numb between episodes.
The nerve irritation can be caused by trauma, compression from degenerative changes in the cervical spine, or inflammation. In many cases, no clear cause is found. A nerve block injection targeting the greater occipital nerve is both a diagnostic test and a treatment. If the injection relieves your pain, it confirms the nerve is the source. The injection typically combines a local anesthetic with a corticosteroid to reduce inflammation and interrupt pain signals, and relief can last weeks to months.
How Forward Head Posture Contributes
Spending hours looking at a screen with your head pushed forward puts extra load on your cervical spine. This posture, sometimes called “tech neck,” is the most common cervical postural fault and appears at varying severity levels across nearly all populations. The further forward your head sits relative to your shoulders, the heavier it effectively becomes, straining the ligaments, tendons, and muscles of the upper neck.
Over time, this leads to weakened deep neck muscles and overactivity in the more superficial muscles. People with forward head posture and neck pain consistently show lower endurance in their deep neck stabilizers compared to people without pain. That chronic muscle imbalance loads the same upper cervical structures responsible for cervicogenic headaches and can sensitize the occipital nerves, producing recurring pain at the back of the head.
Exercise-Triggered Headaches
Some people develop a headache specifically during or immediately after strenuous physical activity. Primary exertional headaches are bilateral in most cases and localize to the back of the head more often than the front. In one clinical series, 16 of 30 patients reported the pain in the occipital region.
The mechanism appears to involve rapid blood pressure shifts during intense effort. Physical exertion normally causes quick adjustments in blood flow, but if the body’s pressure-regulation system doesn’t keep up, transient spikes in pressure inside the skull can cause pain. Straining maneuvers like heavy lifting can also increase pressure in the chest, which temporarily reduces blood drainage from the brain and raises intracranial pressure.
These headaches last anywhere from 5 minutes to 48 hours. They’re considered a primary headache disorder when they occur in at least two episodes, resolve within 48 hours, and aren’t explained by another condition. The first time you experience a severe headache during exercise, though, it warrants evaluation to rule out more serious causes like bleeding or a blood vessel problem.
How to Tell These Headaches Apart
The quality of the pain is your most useful clue:
- Dull, band-like pressure that wraps around the head and affects both sides points toward a tension-type headache.
- A steady ache starting in the neck that radiates up one side and worsens with neck movement suggests a cervicogenic headache.
- Sharp, shooting, electric-shock bursts lasting seconds to minutes along the back of the scalp are characteristic of occipital neuralgia.
- Throbbing pain during or after exertion that resolves within hours fits the pattern of an exertional headache.
Overlap exists. Cervicogenic headaches and occipital neuralgia both originate in the upper cervical spine and can coexist. A tension headache can worsen posterior neck pain that’s already there. This is why diagnosis sometimes requires targeted nerve blocks: if numbing a specific nerve or joint eliminates the pain, the source is confirmed in a way that symptom descriptions alone can’t achieve.
When Posterior Headaches Signal Something Serious
Most headaches at the back of the head are not dangerous, but certain patterns require urgent attention. A first-ever severe headache that mimics a migraine or cervicogenic headache can occasionally be caused by a vertebral artery dissection, a tear in one of the arteries supplying the brain. This is especially worth considering if the headache followed recent neck trauma, is unlike any headache you’ve had before, or doesn’t respond to your usual pain relief.
Other serious conditions that can produce posterior head pain include blood clots in the brain’s venous drainage system, bleeding around the brain, and, rarely, tumors in the lower part of the skull. Red flags include a sudden “thunderclap” onset, headache accompanied by neurological symptoms like weakness, vision changes, difficulty speaking, or loss of coordination, progressive worsening over days, and headaches that wake you from sleep. Any of these patterns warrants imaging to rule out a structural cause.
Treatment Approaches
Treatment depends entirely on which type of headache you have. For tension-type headaches, over-the-counter pain relievers are the first-line option for occasional episodes. When tension headaches become frequent (15 or more days per month), preventive medications that reduce nerve sensitivity or muscle tension may be prescribed to break the cycle.
Cervicogenic headaches respond best to treatments targeting the neck itself. Physical therapy focused on strengthening deep neck muscles, improving posture, and restoring range of motion addresses the root cause. Manual therapy and targeted exercises to correct forward head posture can reduce headache frequency significantly. Nerve block injections at the affected cervical level provide both diagnostic confirmation and temporary relief.
Occipital neuralgia is typically managed with nerve blocks as a first step. When the pain is confirmed to arise from the occipital nerves, repeat injections can provide relief lasting weeks to months. People with scalp tenderness that can be reproduced by pressing on the nerve are the most likely to get strong pain relief from this approach. For persistent cases, medications that calm overactive nerves, muscle relaxants, or more advanced nerve-targeted procedures may be considered.
For exertional headaches, a gradual warm-up before intense activity and staying well hydrated can reduce episodes. If they keep occurring, a short-acting anti-inflammatory taken before exercise sometimes prevents them.