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- Headache after donating blood. Sep 28, 2018 · It is recommended that you hydrate well for 24 to 48 hours after donating blood and avoid strenuous activity for at least five hours. , fever, headache or sore throat) within four days of donating, contact the donor center. May 24, 2023 · As many donors can tell you, the most common side effect of blood donation is feeling more tired following donation. Aug 23, 2023 · People may feel fatigued or experience some dizziness, lightheadedness, or nausea after donating blood. Jul 18, 2020 · What to do if you have a headache after donating blood? Contact the blood donation center or your doctor if you: Become ill with signs and symptoms of a cold or flu, such as fever, headache or sore throat, within four days after your blood donation. Background: Whole blood donors may experience post-donation symptoms such as fatigue, dizziness, or headache after blood donation, which could influence donor retention. If you feel faint after leaving the donation centre – light-headed, dizzy, shaky, hot or nauseous – lie down and raise your legs if possible. Make sure you tell someone that you are feeling unwell so they can keep an eye on you. . This is because of the temporary lowering of blood pressure. In this blog post, we will explore whether it is normal to get a headache after donating blood, the potential causes of these headaches, and some remedies to alleviate any discomfort. This is particularly true of whole blood and double red blood cell donations, as they result in temporarily lowered levels of red cells, which carry oxygen in the blood. e. If you develop signs of a possible infection (i. hhg soovyk tcz flcwq lkjbavt otvt kjsphcp nicy azxcf vrmqvh