Episodic falling syndrome is muscle stiffness or collapse following exercise or excitement.
Episodic falling syndrome is a recessive genetic disorder in Cavalier King Charles Spaniels. This condition does not seemly cause pain, but younger dogs who are new to the experience are often frightened.
A vet will ask for a detailed description of the event. There is no specific testing for episodic falling, it can often be misdiagnosed as epilepsy. The two conditions require different medication.