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March 23, 2026

SFU study sheds light on clotting risks for female astronauts

The unexpected discovery of a blood clot in a female astronaut in 2019 has led space agencies around the world to initiate studies to understand this possibly serious medical condition. Dr. Blaber’s Aerospace Laboratory in BPK, received funds from the Canadian Space Agency to participate in a ground-breaking European Space Agency’s Vivaldi study on female responses to simulated microgravity. In their initial study, published in the journal Acta Astronautica (lead author Tiffany Stead, MSc. BPK, 2024), these scientists discovered how blood clots formed in microgravity become stronger and tougher to break down than the clots that form on the ground. You can find more information from SFU News. Dr. Blaber explains these results on the CBC science show Quirks and Quarks. The study and interview also inspired Bob McDonald (Quirks and Quarks host) to write a separate blog post about it.

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