Headache is one of the most common symptoms suffered by people world over. Though headaches are usually harmless and disappear with painkillers, in rare cases, they could be due to a serious condition like a brain tumor, meningitis or a bleed within the brain.
Pain on one side of the head may be migraine or cluster headache.
Migraine headaches are often associated with sensitivity to light, sound, and smells. They may be preceded by an aura, a perceptual change that occurs prior to the headache.
The aura may take the form of visual changes, such as partialblindness, or seeing spots or blind spots with a zigzag border. Alterations in smell or hearing can also signify an aura. Hallucinations, feelings of prickly skin, orweakness can also be signs of an aura.
The head pain of migraine can be severe and debilitating. It is sometimes described as throbbing or pulsing. It is usually on one side of the head. Sensitivity to light (photophobia), sound, or smells may accompany the head pain. Nausea and vomiting are other common symptoms. Less common symptoms can include speech disturbances, numbness, and eye pain. Migraine symptoms tend to worsen with physical activity.