37 points
Have you had CPR training? What you stated isn’t true. Every second counts. But looking up instructions and seeing a easy video will still help massively.
1 point
Exactly. It takes over a minute for permanent brain damage from a lack of oxygen, and it can take several, several minutes before actual death.
CPR started anytime within that range will help keep the person alive, as you are literally forcing their body to intake oxygen and pump the blood.
If you find someone without a heart beat and they aren’t already cold then call 911 and start cpr
