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  2. Photic sneeze reflex - Wikipedia

    en.wikipedia.org/wiki/Photic_sneeze_reflex

    The photic sneeze reflex (also known as ACHOO syndrome, a contrived acronym for Autosomal-dominant Compelling Helio-Ophthalmic Outburst [1]) is an inherited and congenital autosomal dominant reflex condition that causes sneezing in response to numerous stimuli, such as looking at bright lights or periocular (surrounding the eyeball) injection.

  3. Sneeze - Wikipedia

    en.wikipedia.org/wiki/Sneeze

    Sneezing with the mouth closed does expel mucus through the nose but is not recommended because it creates a very high pressure in the head and is potentially harmful. Sneezing cannot occur during sleep due to REM atonia – a bodily state where motor neurons are not stimulated and reflex signals are not relayed to the brain. Sufficient ...

  4. Phosphene - Wikipedia

    en.wikipedia.org/wiki/Phosphene

    One example of a pressure phosphene is demonstrated by gently pressing the side of one's eye and observing a colored ring of light on the opposite side, as detailed by Isaac Newton. [ 7 ] [ 8 ] [ 9 ] Another common phosphene is "seeing stars" from a sneeze , laughter, a heavy and deep cough, blowing of the nose , a blow on the head or low blood ...

  5. Valsalva retinopathy - Wikipedia

    en.wikipedia.org/wiki/Valsalva_retinopathy

    Physical exertion like weight lifting and aerobic exercise, coughing, sneezing, straining at stool, vomiting, sexual intercourse, pregnancy, [2] asthma, [3] blowing up balloons, blowing musical instruments, cardiopulmonary resuscitation or compression injuries may cause sudden increase in intrathoracic or intra-abdominal pressure may lead to ...

  6. Intraocular hemorrhage - Wikipedia

    en.wikipedia.org/wiki/Intraocular_hemorrhage

    A subconjunctival hemorrhage can often occur without any obvious cause or harm to the eye. A strong enough sneeze or cough can cause a blood vessel in the eye to burst. Hyphema is a result of blunt or penetrating trauma to the orbit that increases intraocular pressure, causing tears in the vessels of the ciliary body and iris.

  7. Allergy - Wikipedia

    en.wikipedia.org/wiki/Allergy

    5–7% of infants and 1–2% of adults. A 117.3% increase in peanut allergies was observed from 2001 to 2005, an estimated 25,700 people in England are affected. Multiple allergies (Asthma, eczema and allergic rhinitis together) Unknown: 2.3 million (about 3.7%), prevalence has increased by 48.9% between 2001 and 2005. [154]

  8. The Best Eye Drops for Allergy Relief - AOL

    www.aol.com/best-eye-drops-allergy-relief...

    Eye drops are best used like other allergy medication: Daily if you are having frequent symptoms or intermittently when allergies are less bothersome,” says Dr. Waibel. Keep the eye drops ...

  9. Ocular hypertension - Wikipedia

    en.wikipedia.org/wiki/Ocular_hypertension

    Ocular hypertension is the presence of elevated fluid pressure inside the eye (intraocular pressure), usually with no optic nerve damage or visual field loss. [1] [2]For most individuals, the normal range of intraocular pressure is between 10 mmHg and 21 mmHg. [3]