Corrida e Anemia: O que acontece com o seu sangue no asfalto?

Hematology and Running: What is Adaptation and What is a Problem Laboratory changes after running or intense training are frequent and do not always indicate disease. Transient leukocytosis, platelet activation, and a drop in ferritin may reflect physiological adaptations to exercise. The mistake lies in interpreting tests outside of the clinical context and the timing of the collection. In this video I discuss: – iron metabolism in athletes – gait anemia due to impact hemolysis – exercise-induced elevated leukocytes – transient platelet activation and hemostatic balance [00:00] Introduction: What happens to the blood during running? [00:45] Impact Hemolysis: Why does running "break" red blood cells? [01:32] Physiological Leukocytosis: The immune system's alarm during training. [02:15] Platelets and Viscosity: How blood adapts to exertion. [03:05] The Clinical Case: Why does low Ferritin hinder your performance? [03:50] The role of Vitamins in oxygen transport. [04:10] Conclusion and Final Tips: Prepare your blood for movement. References: 1. Sim M, Garvican-Lewis LA, Cox GR, et al. Iron considerations for the athlete: a narrative review. Eur J Appl Physiol. 2019. 2. Telford RD, Sly GJ, Hahn AG, et al. Footstrike is the major cause of hemolysis during running. J Appl Physiol. 2003. 3. Walsh NP, et al. Position statement: Immune function and exercise. Exerc Immunol Rev. 2011. 4. El-Sayed MS, Ali N, El-Sayed Ali Z. Aggregation and activation of blood platelets in exercise and training. Sports Med. 2005.