If you mean weakness after giving blood, normal recovery time is 1 -2 days. If you mean time between donations, appox 2-3 months.
you should wait for 48 hours after donating blood before you go flying
Yes, after donating blood, you have less circulating red blood cells to carry oxygen to your tissues. This includes your lung tissue. It usually takes 3-5 days to recover from donating blood. I donated blood on Thursday and I had SOB on exertion up until Tuesday night.
Yes, you can work out before donating blood. You should make sure you are adequately hydrated before donating, though.
some carbohydrates
You won't get HIV through donating blood.
Because your body takes time to replace the red blood cells. When donating whole blood, the plasma (clear fluid), white blood cells and platelets that have been 'harvested' are replaced within a couple of days. The red blood cells are manufactured within the bone marrow of the donor and take much longer for the body to replace. It also gives your body time to recover from the donation. Donating blood at shorter intervals would leave you anaemic.
is it bad donating blood a day before surgery?
Specefically, no. However, donating plasma is essentially donating blood. A loss of blood can caus fatigue, tiredness, and also leg cramps.
no
Many people feel that blood should be donated for free. Paying money encourages people who should not be donating (drug users) to give blood to finance their habits and people who need money to donate too often and damage their health.
yes, by donating blood, uric acid level can be reduced at minimal extend .........
Ideally, someone with a blood type O should receive a blood transfusion from someone who also has the same blood type. One can have their blood type tested by donating blood.