chokehold
A chokehold is a grappling technique that constricts the neck, with the aim of reducing blood flow to the brain or cutting off the airway. It can involve compression of the carotid arteries (a vascular or carotid restraint) or pressure on the trachea or windpipe (an airway choke). Some holds combine elements of both. In sports and martial arts, chokeholds are used to compel an opponent to submit; in policing, they have been used as a force option but are subject to strict rules.
Two main categories are vascular (carotid) restraint and airway chokes. The vascular hold interrupts blood flow
Legal and policy context varies. Many jurisdictions prohibit chokeholds by law enforcement or impose strict restrictions,
History notes that chokeholds appear in various martial arts and combat sports for centuries. Their adoption