Extra Senses

Graham Easton explores those extra senses, such as the sense of balance and time, that humans take for granted.

He begins with a visit to a pain research laboratory to discover why some things hurt more than others.

Graham asks a circus performer how he controls the pain, when he sticks skewers through his bicep..?

Graham Easton visits a pain research lab to learn why some things hurt more than others, and how to control pain. From 2007.

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In the series that looks at those senses humans possess over and above the usual five, Graham Easton asks what happens if balance systems go permanently astray.

Graham investigates Steve Geary's rare condition which affects his sense of balance and means that he can hear his eyes squeak.

Graham Easton asks what happens if balance systems go permanently astray from a man who can hear his eyes squeak. From 2007.

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Graham Easton continues his exploration of extra, non-traditional senses with a look at the body's sense of time.

He talks to Dave Rooney, curator of timekeeping at Greenwich, who explains why humans are so obsessed with time.

Humans possess potentially super-accurate internal clocks, but these clocks can go haywire, as Easton finds Out under hypnosis.

Graham Easton finds out why humans are obsessed with time, undergoing hypnosis to learn about our internal clock. From 2007.

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Graham Easton continues his exploration of extra, non-traditional senses with a look at the relevance of body temperature.

He talks to Dr Mike Stroud, who has accompanied Sir Ranulph Fiennes on marathons and expeditions across the globe, from Antarctica to Africa.

Stroud explains the system we use to keep our temperature stable.

Graham Easton looks at the relevance of body temperature, learning from an explorer how we manage to keep it stable. From 2007.

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Graham Easton looks inside himself to find out how he controls his bodily functions.

From eating to excreting, how do these inner senses tell us when we are full?

To find out, Graham visits Dr Slack at his bladder clinic to take part in some 'urodynamics'.

Graham Easton find out how he controls his bodily functions - how do these inner senses tell us when we are full? From 2007.

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