Which statement best defines positional asphyxia?

• A. A form of asphyxia which occurs when someone's position prevents them from breathing adequately i.e. handcuffed behind their back and lying on their stomach.
• B. A type of pepper spray used for crowd control.
• C. A method of restraint that guarantees no breathing problems.
• D. A standard medical condition unrelated to restraints.

Answer: (A)

Positional asphyxia happens when the position of a person prevents them from breathing adequately. In this scenario, when someone is restrained with hands behind their back and lying face down, the chest and abdomen are pressed against a surface, which makes full chest expansion and diaphragmatic movement difficult. Gravity and body weight further restrict breathing, so the person can’t take in enough air, leading to inadequate oxygen and rising carbon dioxide levels. If the person cannot be repositioned to allow breathing, this can progress to loss of consciousness and potentially death. The statement that describes a position preventing breathing adequately captures this risk. The other options describe pepper spray, a restraint method claimed to eliminate breathing problems, or a condition unrelated to restraints, none of which define positional asphyxia.