Question

how does a disease called anaemia occurs in human body​

Answer 1

Anemia occurs when your blood doesn't have enough red blood cells. This can happen if: Your body doesn't make enough red blood cells. Bleeding causes you to lose red blood cells more quickly than they can be replaced.

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Answer 2

Answer:

Anemia occurs when your blood doesn't have enough red blood cells.

Explanation:

This can happen if:

Your body doesn't make enough red blood cells or due to acess bleeding which causes you to lose red blood cells more quickly than they can be replaced.