Choking occurs when a foreign object lodges in the throat or windpipe, blocking the flow of air. In adults, a piece of food often is the culprit.
In adults, choking most often occurs when food is not chewed properly. Talking or laughing while eating may cause a piece of food to "go down the wrong pipe.
Choking happens when someone's airway suddenly gets blocked, either fully or partly, so they can't breathe. This information applies to adults and children over.
Learn about Adult CPR, AED use and choking scenarios in this section of our free online CPR & First Aid course.
The person is choking. The person For infants 12 months of age and younger, see Choking in Children. For an adult, start CPR for adults.