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Airsickness is a specific form of motion sickness which is induced by air travel [1] and is considered a normal response in healthy individuals. Airsickness occurs when the central nervous system receives conflicting messages from the body (including the inner ear, eyes and muscles) affecting balance and equilibrium. Whereas commercial airline ...
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 ...
This is the most frequent type of altitude sickness encountered. Symptoms often manifest within ten hours of ascent and generally subside within two days, though they occasionally develop into the more serious conditions. Symptoms include headache, confusion, fatigue, stomach illness, dizziness, and sleep disturbance. [9]
The hands typically get cold when the body or the hand specifically is exposed to cold.” Most of the time cold hands aren’t a cause for concern — they’re simply the result of less blood ...
Signs: at least two of: Crackles or wheezing (while breathing) in at least one lung field; Central blue skin color; Tachypnea (rapid breathing) Tachycardia (rapid heart rate) Acute mountain sickness and high altitude cerebral edema may also be present in conjunction with HAPE, however these symptoms may be subtle or not present at all.
Signs and symptoms are also applied to physiological states outside the context of disease, as for example when referring to the signs and symptoms of pregnancy, or the symptoms of dehydration. Sometimes a disease may be present without showing any signs or symptoms when it is known as being asymptomatic . [ 13 ]
The repeated motion and position of the hand when holding a phone upright and texting can cause small tears in the muscle, which can lead to pain and swelling of the hand, according to Dr. Heather ...
The sopite syndrome is likely a cumulative disorder. For instance, when a subject has the flu, a hangover may exacerbate the symptoms of the illness. A subject normally resistant to motion sickness may experience symptoms of motion sickness when also experiencing flu-like (or hangover-like) symptoms. [4]