Altitude sickness symptoms

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In the majority of cases, the symptoms of altitude sickness are temporary and subside as the person acclimatises to the altitude. In general, symptoms tend to appear when you ascend rapidly from a low altitude to places at over 2,000 metres above sea level. Furthermore, people who are used to living at 900 metres below sea level tend to notice symptoms a few hours after arriving in places at high altitude, especially at night.  

The typical symptoms of altitude sickness are: 

Closed stomach, lack of appetite and anorexia

Loss of appetite.   

Woman vomiting into the toilet

Nausea and/or vomiting.  

Trembling person holding a hand to his temple

Dizziness.  

Person with insomnia

Insomnia.  

Fatigued woman sweating

Fatigue and weakness.  

In the most serious cases, you may experience: 

Confused person

Mental confusion.  

A person who has just fainted or lost consciousness.

Changes in consciousness.  

Walking person with lack of coordination, unsteady gait or ataxia

Low coordination when moving.  

Person holding hands to neck, sweating, pale, unable to breathe, feeling short of breath, short of breath, choking or breathlessness

Difficulty breathing.   

Person with lung disease who coughs up blood.

Cough with blood.   

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