The average person can only survive for a short period of time without oxygen. The exact duration depends on various factors, including an individual's health, age, physical condition, and the circumstances surrounding the oxygen deprivation. However, as a general guideline:
Brain damage can occur within 4-6 minutes: The brain is highly sensitive to oxygen deprivation. Irreversible brain damage can begin to occur within 4-6 minutes of oxygen deprivation.
Cardiac arrest can occur within 8-10 minutes: Without oxygen, the heart may stop pumping blood effectively, leading to cardiac arrest. This can happen within 8-10 minutes, although the exact timeframe varies among individuals.
Survival beyond 10 minutes is unlikely: In most cases, the chances of survival beyond 10 minutes without oxygen are extremely low. Prolonged oxygen deprivation can lead to multiple organ failure and irreversible damage to vital organs, including the heart, lungs, and brain.
It is important to note that these timeframes are approximate and can vary depending on the circumstances. Factors such as body temperature, the presence of any pre-existing medical conditions, and the availability of immediate medical intervention can influence an individual's ability to survive without oxygen. It is crucial to seek emergency medical attention as soon as possible if oxygen deprivation occurs.