Question

proper checking of blood​

Answer 1

Answer:

check your nails . or testing of blood in hospital

will help you

Answer 2

Answer:

Explanation:

Eat a healthy meal before yourdonation. Avoid fatty foods, before donating. Tests for infections done on all donated blood can be affected by fats that appear in your blood for several hours after eating fatty foods. *second is we should check the type of the blood ex;A+,B+,O+etc.