What is the first sign of hypoxia?

Related questions

1. How long does it take to die of suffocation?
2. Is 80 oxygen level bad?
3. What is the minimum safe oxygen level?
4. Does deep breathing increase oxygen blood?
5. How can I increase oxygen in my room?
6. Can you die from hypoxia?
7. Which organ is most sensitive to hypoxia?
8. Why is my oxygen level low at night?
9. Does oxygen level drop during sleep?
10. Is oxygen level 84 bad?

Tags

1. #onset
2. #pallor
3. #rapid
4. #leading
5. #behavioral
6. #disorientation
7. #papilloedema
8. #reduced
9. #headaches
10. #ataxia
11. #level
12. #eventually
13. #hallucinations
14. #cyanosis
15. #consciousness
16. #change
17. #hypertension
18. #hypoxia
19. #severe
20. #pulmonary
21. #tachycardia
22. #breathlessness
23. #heart
24. #signs
25. #confusion