What Does Headache Mean? Causes, Types, and When to See a Doctor

For most Nigerians, a headache is just a regular part of a stressful day. What do you do when you have a headache? Most people reach for paracetamol and carry on with their day. But what does headache actually mean? Is it always harmless? And what does it mean if you have a headache every single day? Let’s talk about headaches and discover new things you never thought you needed to know.

What Is a Headache?

A headache is pain or discomfort in any part of your head — your scalp, forehead, temples, behind the eyes, or the back of your skull. It can be dull and throbbing, sharp and stabbing, or feel like a tight band squeezing your head.

Not all headaches are the same. There are over 150 types of headaches recognised by medical science, but most people in Nigeria will deal with just a handful of them in their lifetime.

Common Headache Causes

Understanding why you have a headache is the first step to treating it properly. Here are the most common headache causes:

Dehydration: Nigeria’s heat takes a toll on the body. When you do not drink enough water, your brain temporarily shrinks slightly due to fluid loss, pulling away from the skull — and that causes pain. If your headache comes on in the afternoon and improves after drinking water, dehydration is likely the cause.

Stress and tension: Tension headaches are the most common type worldwide. They feel like a tight band around your head and are usually triggered by stress, anxiety, long hours of work, or staring at a screen for too long. If you work long hours or carry a lot of pressure, tension headaches are very likely what you are experiencing.

Lack of sleep: Not sleeping enough — or sleeping too much — can both trigger headaches. Your brain is sensitive to disruptions in your sleep patterns. Even one bad night can leave you with a dull ache the next morning.

Skipping meals: When your blood sugar drops because you have not eaten, your brain signals distress, and a headache is one of the ways that signal shows up. If your head begins to pound around lunchtime and clears up after you eat, low blood sugar is your answer.

Eye strain: If you spend long hours on your phone, laptop, or reading in poor light, your eye muscles work overtime. This can cause a throbbing headache around the eyes and forehead, sometimes spreading to the temples.

High blood pressure: This is an important one. Uncontrolled hypertension can cause headaches, especially at the back of the head and in the morning. Many Nigerians have high blood pressure without knowing it. If you have persistent headaches, especially with dizziness, blurred vision, or chest discomfort, you need to check your blood pressure immediately.

Malaria: In Nigeria, headache is one of the earliest and most consistent symptoms of malaria. If you have a headache alongside fever, chills, body pain, sweating, or fatigue, please do not assume it is a common cold or stress. Get tested.

Sinusitis: When your sinuses — the air-filled cavities in your skull — become inflamed or infected, you feel pressure and pain around your forehead, cheeks, and eyes. This type of headache often worsens when you bend forward.

Caffeine withdrawal: Do you drink a lot of tea or coffee? If you miss your usual cup, your blood vessels can dilate and cause a throbbing headache. This is more common than most people realise.

Medication overuse: Ironically, taking too many painkillers for headaches can cause what doctors call a “rebound headache” — a dull, persistent ache that keeps coming back the moment the medication wears off.

Types of Headaches

Tension headache: The most common type. Feels like pressure or tightness on both sides of the head. Usually mild to moderate. No nausea. Gets better with rest and over-the-counter painkillers.

Migraine: A migraine is not just a bad headache. It is a neurological condition that causes intense, throbbing pain — usually on one side of the head — often accompanied by nausea, vomiting, and sensitivity to light and sound. Some people experience an “aura” before a migraine: flashing lights, blind spots, or tingling. Migraines can last anywhere from a few hours to three days and significantly affect daily life.

Cluster headache: Less common but extremely painful. Cluster headaches cause severe, piercing pain around one eye, often with a watery eye and blocked nose on the same side. They tend to occur in clusters — multiple times a day for weeks or months — then disappear entirely for months before returning.

Sinus headache: Pain and pressure in the forehead, cheeks, or bridge of the nose, often worse in the morning or when you lean forward. Usually associated with a cold, allergies, or sinus infection.

Hypertension headache: A pulsing headache at the back of the head, often present in the morning. This is a red flag and should not be ignored.

Why Do I Have a Headache Every Day?

If you wake up most mornings with a headache, or if headaches follow you through most of your week, this is called a chronic daily headache. It is defined as having a headache on 15 or more days per month for more than three months.

The most common reasons for daily headaches include:

Medication overuse. Taking painkillers too frequently causes your body to become dependent on them, and headaches return the moment they wear off.

Chronic stress or anxiety. Persistent psychological pressure keeps tension in your head, neck, and shoulders.

Poor sleep. A consistently disrupted sleep pattern means your brain rarely gets the deep rest it needs.

Underlying conditions: High blood pressure, anemia, or chronic dehydration can all cause persistent headaches.

Caffeine. Both too much and too little caffeine can cause daily headaches.

If you are experiencing daily or near-daily headaches, this is not something to manage with paracetamol indefinitely. You need a proper consultation with a doctor.

When to See a Doctor for a Headache

Most headaches are not dangerous, but some are warning signs of something serious. See a doctor immediately if your headache:

• Comes on very suddenly and is the worst headache of your life — this could indicate bleeding in the brain.
• Is accompanied by fever, stiff neck, and sensitivity to light — these are signs of meningitis.
• Follows a head injury or fall
• Is getting progressively worse over days or weeks
• Comes with confusion, weakness, numbness, or difficulty speaking
• Is accompanied by vision changes, including blurriness or double vision
• Does not improve with over-the-counter medication after a day or two
• Keeps coming back more than twice a week
• Wakes you up from sleep
• Is a new type of headache you have never had before, especially if you are over 50

These are not symptoms to wait out. They require prompt medical attention.

How MyItura Can Help

If you are unsure what is causing your headaches or you have been dealing with frequent headaches and have not yet spoken to a doctor, MyItura makes it easy to get answers without the hassle of waiting rooms.

Through MyItura, you can consult a licensed doctor from your phone, book a diagnostic test to check for underlying causes like high blood pressure, anemia, or malaria, and get your results delivered to you — all from home. Remember that headaches deserve more than a paracetamol. They deserve answers.

Headache causes range from simple dehydration and stress to more serious conditions like hypertension and malaria. Understanding the type of headache you have — and what triggers it — is the key to treating it properly.

If your headache is frequent, severe, or comes with other symptoms, do not wait. Reach out to a healthcare professional today.