Is it older

Is In an informal article in a medical journal, Henry Heimlich introduced the concept of abdominal thrusts, commonly kno… older than you?

In an informal article in a medical journal, Henry Heimlich introduced the concept of abdominal thrusts, commonly known as the Heimlich maneuver, to treat victims of choking.

If this happened before you were born, it is older than you. Your profile answers it exactly.