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Altitude sickness. Altitude sickness, the mildest form being acute mountain sickness ( AMS ), is a harmful effect of high altitude, caused by rapid exposure to low amounts of oxygen at high elevation. [ 1][ 2][ 3] People can respond to high altitude in different ways. Symptoms may include headaches, vomiting, tiredness, confusion, trouble ...
Migraine ( UK: / ˈmiːɡreɪn /, US: / ˈmaɪ -/) [ 11][ 12] is a genetically influenced complex neurological disorder characterized by episodes of moderate-to-severe headache, most often unilateral and generally associated with nausea and light and sound sensitivity. [ 1] Other characterizing symptoms may include vomiting, cognitive ...
Headache and dizziness occur immediately after the injury, but also can be long lasting. [13] The condition is associated with a wide range of non-specific symptoms: physical, such as headache; cognitive, such as difficulty concentrating; and emotional and behavioral, such as irritability. Many of the symptoms associated with PCS are common or ...
Migraine symptoms range from severe headaches to seeing auras to irritability. Here, experts explain the symptoms associated with each migraine stage and type.
Heavy-headedness. Heavy-headedness is the feeling of faintness, dizziness, or feeling of floating, wooziness. [ 1][ 2][ 3] Individuals may feel as though their head is heavy; also feel as though the room is moving/spinning also known as vertigo. Some causes of heavy-headedness can be tough to get rid of and can last a long period of time ...
Vertigo is a medically recognized term for the symptom of a vestibular system disturbance. It may include a feeling of rotation or illusory sensations of motion or both. The general term dizziness is used by nonmedical people for those symptoms but often refers to a feeling of light-headedness, giddiness, drowsiness, or faintness, all of which must be differentiated from true vertigo, [3 ...
New daily persistent headache ( NDPH) is a primary headache syndrome which can mimic chronic migraine and chronic tension-type headache. The headache is daily and unremitting from very soon after onset (within 3 days at most), usually in a person who does not have a history of a primary headache disorder. The pain can be intermittent, but lasts ...
A concussion, also known as a mild traumatic brain injury ( mTBI ), is a head injury that temporarily affects brain functioning. [ 9] Symptoms may include loss of consciousness; memory loss; headaches; difficulty with thinking, concentration, or balance; nausea; blurred vision; dizziness; sleep disturbances, and mood changes. [ 1]