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Spelile Mutupira: Hemostasis – How the Body Stops Bleeding Naturally 
May 8, 2026, 19:27

Spelile Mutupira: Hemostasis – How the Body Stops Bleeding Naturally 

Spelile Mutupira, Medical Laboratory Technologist, shared a post on LinkedIn:

Hemostasis: How the Body Stops Bleeding Naturally

Every time we get injured, the body activates an incredible defense mechanism called Hemostasis — the process that prevents excessive blood loss and begins healing.

It happens in 5 major stages:

  1. Vascular Spasm
    The injured blood vessel immediately constricts (narrows) to reduce blood flow. Think of it as the body’s first emergency response.
  2. Platelet Plug Formation
    Platelets rush to the injury site, stick to the damaged area, and clump together to form a temporary plug.
  3. Coagulation (Blood Clotting)
    Clotting factors in the blood activate a cascade that converts fibrinogen into fibrin threads, creating a stable clot to seal the wound.
  4. Clot Retraction and Repair
    The clot shrinks, pulling the wound edges together while tissue healing begins.
  5. Fibrinolysis
    Once healing is complete, the body dissolves the clot to restore normal blood flow.

Hemostasis is more than stopping bleeding—it’s a perfect balance between clot formation and clot removal.

As laboratory and healthcare professionals, understanding this process is essential in diagnosing bleeding disorders, thrombosis, and monitoring patient health.”

Spelile Mutupira

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