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  2. External compression headache - Wikipedia

    en.wikipedia.org/wiki/External_compression_headache

    This includes headwear that places pressure on the head — including tight hats, helmets, headbands, wigs and other artificial hair accessories, headphones and goggles. It is not known why some people are more sensitive than others to this type of pressure. External compression headaches can affect anyone who uses headwear.

  3. Myopia - Wikipedia

    en.wikipedia.org/wiki/Myopia

    Glasses are commonly used to address myopia. The National Institutes of Health says there is no known way of preventing myopia, and the use of glasses or contact lenses does not affect its progression, unless the glasses or contact lenses are too strong of a prescription. [110]

  4. Refractive error - Wikipedia

    en.wikipedia.org/wiki/Refractive_error

    A correctly-focused eye (top), and two showing refractive error: In the middle image, the light is focused too far forward; in the bottom image, the focal point is behind the eye. Specialty: Ophthalmology, optometry: Symptoms: Blurry vision, double vision, headaches, eye strain: Complications: Blindness, amblyopia [1] [2] Types

  5. Glaucoma - Wikipedia

    en.wikipedia.org/wiki/Glaucoma

    A study with 1636 persons aged 40-80 who had an intraocular pressure above 24 mmHg in at least one eye, but no indications of eye damages, showed that after five years, 9.5% of the untreated participants and 4.4% of the treated participants had developed glaucomatous symptoms, meaning that only about one in 10 untreated people with elevated ...

  6. Horner's syndrome - Wikipedia

    en.wikipedia.org/wiki/Horner's_syndrome

    Horner's syndrome, also known as oculosympathetic paresis, [1] is a combination of symptoms that arises when a group of nerves known as the sympathetic trunk is damaged. The signs and symptoms occur on the same side (ipsilateral) as it is a lesion of the sympathetic trunk.

  7. Solar eclipse: What are the symptoms of eclipse blindness ...

    www.aol.com/solar-eclipse-symptoms-eclipse...

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  8. Inner ear decompression sickness - Wikipedia

    en.wikipedia.org/wiki/Inner_ear_decompression...

    Combinations of vestibular and cochlear symptoms were present in a significant minority of cases, and additional skin and neurological symptoms were also present in a significant minority of cases. In the majority of cases a large right to left shunt was detected, and associated with right sided lateralisation of inner ear symptoms. [13]

  9. Motion sickness - Wikipedia

    en.wikipedia.org/wiki/Motion_sickness

    The theory explains why labyrinthine-defective individuals are immune to motion sickness; [31] [32] why symptoms emerge when undergoing various body-head accelerations; why combinations of voluntary and reflexive eye movements may challenge the proper operation of Sherrington's Law, and why many drugs that suppress eye movements also serve to ...