Can donating blood make you tired several days later?
Yes it will get you tired, and i learn my lesson from donating blood, cause you need your blood and you have a risk of getting sick and having a weak immune system save your blood before its to late"
Of course you will get dizzy after donated blood, because you body need to produce much more red blood cells to carry oxygen around your body.You will also get tired and feel sleepy.If you get dizzy before,that means you are nervous or scare. Most people feel fine before and after their blood donation. If someone feels dizzy BEFORE their donation it is most likely due to nerves. If someone feels dizzy AFTER their donation it…
When you are tired, often it is because your blood sugar levels are low. By eating food, you top up your blood sugar and you therefore don't feel as tired. When you are tired, often it is because your blood sugar levels are low. By eating food, you top up your blood sugar and you therefore don't feel as tired.
When someone is tired, he or she yawns to increase the oxygen content in the blood. The blood is then carried to the brain which increases alertness or in other words wakes you up. Fun Fact! All animals can yawn! When sleepy or tired, you yawn to increase the oxygen content in the blood. The blood is then carried to the brain for increased alertness.
The symptoms of "feeling cold" or being "tired" are non-specific symptoms that could relate to several illnesses-- or could simply be a passing event that goes away with rest. Some people who chronically feel cold and tired have anemia or a low red blood cell count. If your symptoms persist, see your physician. NOTE: No one should rely on medical information from the Internet. Only a physician can diagnose your symptoms.