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one or more of the following symptoms: sensation of a flu-like state, extreme fatigue or exhaustion, weakness of musculature, experiences of feverishness or perspiration, mood disturbances and / or irritability, memory difficulties, concentration problems, incoherent speech, congestion of nose or watery nose, itching eyes;
Some spacesuits contain a device called the Valsalva device to enable the wearer to block their nose to perform the Valsalva maneuver when wearing the suit. Astronaut Drew Feustel describes it as "a spongy device called a Valsalva that is typically used to block the nose in case a pressure readjustment is needed". [ 29 ]
This is an accepted version of this page This is the latest accepted revision, reviewed on 6 January 2025. Semi-autonomous, convulsive expulsion of air from the lungs through the nose and mouth For other uses, see Sneeze (disambiguation). "Achoo" redirects here. For the acronym "ACHOO", see Photic sneeze reflex. Sneeze The function of sneezing is to expel irritants from the nasal cavity ...
Episodes of vasovagal syncope are typically recurrent and usually occur when the predisposed person is exposed to a specific trigger. Before losing consciousness, the individual frequently experiences early signs or symptoms such as lightheadedness, nausea, the feeling of being extremely hot or cold (accompanied by sweating), ringing in the ears, an uncomfortable feeling in the heart, fuzzy ...
Sub-acute cough: Lasts three to eight weeks. Can lead patients to seek medical care because it disrupts sleep, work, and social life. Chronic cough: Lasts more than eight weeks. Requires medical ...
[18] Fainting can occur in "cough syncope" following severe fits of coughing, such as that associated with pertussis or "whooping cough". [19] Neurally mediated syncope may also occur when an area in the neck known as the carotid sinus is pressed. [1] A normal response to carotid sinus massage is reduction in blood pressure and slowing of the ...
This typically clears particles from the bronchi and trachea, the tubes that feed air to lung tissue from the nose and mouth. [1] The larynx (voice box) and carina (at the bottom of the trachea, as it splits into bronchi) are especially sensitive. Cough receptors in the surface cells of the respiratory tract are also sensitive to chemicals.
Post-nasal drip (PND), also known as upper airway cough syndrome (UACS), occurs when excessive mucus is produced by the nasal mucosa. The excess mucus accumulates in the back of the nose , and eventually in the throat once it drips down the back of the throat.