Proprioception doesn’t have to be restricted to the individual, nor are ideas of senses outside the classical five restricted to the modern day (The power of proprioception: how to improve your ‘sixth sense’ – and become healthier and happier, 18 July). I’m a medieval historian of education and physical training, and there are discussions of using proprioception in wrestling and longsword combat manuals from the 15th century.
The idea is to sense the opponent’s strength and intentions through physical contact. Those who want to develop their proprioception should consider martial arts that involve grappling or fencing, including historical