Bloodshot Eyes: Causes, Diagnosis, and Treatment | FindATopDoc The hemorrhages occur when blood leaks from the tiny capillaries in the eyes, ⦠A large subconjunctival hemorrhage, however, can take up to two to three weeks to go away. definitions omanual- a form of strangulation caused by an external pressure on the structures of the neck by hands, forearms or other limbs. Our Mutual Friend blood in eyes after strangulation. bloodshot eyes from strangulation Strangulation This is the practice of cutting off the blood supply to the brain for short periods by smothering, suffocating or strangulation and although this may sound like a strange pursuit for many it is a thrilling and sexually arousing experience; heightened more so by the thought of impending death.