Following are symptoms of high altitude sickness, categories into two; mild and severe

In most case, symptoms are mild. Followings are the symptoms of mild to moderately high altitude sickness.

• Dizziness or light-headedness
• Fatigue
• headache
• Difficulty in Sleeping
• loss in appetite
• Rapid pulse
• shortness in breath with exertion

Following are the symptoms which may occur with more severe mountain sickness

• The blue colour of skin
• chest tightness or congestion
• confusion
•  cough or coughing out blood
• Decrease consciousness or withdrawal from social interaction
• Gray or pale complexion
• Can not walk in a straight
• line or walk at all
• shortness of breath at rest

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