标题: The Science Behind BloodVitals SPO2’s Non-Invasive Tech [打印本页] 作者: AnnCraig7 时间: 前天 21:00 标题: The Science Behind BloodVitals SPO2’s Non-Invasive Tech What is a stroke? A stroke occurs when there's a lack of blood circulation to part of the mind. Your brain cells can't get the oxygen and nutrients they need from blood, and so they start to die inside a couple of minutes. This may cause lasting brain damage, lengthy-term incapacity, and even death. If you happen to think that you just or someone else is having a stroke, call 911 straight away. Immediate remedy could save someone's life and improve the probabilities for successful rehabilitation and restoration. What are the types of stroke? Ischemic stroke is caused by a blood clot that blocks or plugs a blood vessel in the brain. This is the most common kind; about 80% of strokes are ischemic. Hemorrhagic stroke is caused by a blood vessel that breaks and bleeds into the brain. Another condition that is similar to a stroke is a transient ischemic assault (TIA). It's sometimes called a "mini-stroke." TIAs happen when the blood provide to the mind is blocked for a short while.