Blood flows around the body through a complex network of vessels, which must constantly adapt to changing needs. The balance between growing new vessels and stabilizing existing vessels, so they aren't leaky, must be finely tuned. Abnormal blood vessel growth has been linked to a wide range of diseases, including bleeding disorders, cancer and diabetic retinopathy, but the underlying mechanisms aren't fully understood.
Source: https://medicalxpress.com/news/2026-02- ... blood.html
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