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The Heart

Kimberley Wilson and Xand van Tulleken talk artificial hearts and broken heart syndrome.

• 34 mins

The Appendix

Kimberley Wilson and Xand van Tulleken find out why the appendix isn鈥檛 useless after all.

• 31 mins

The Nipples

Kimberley Wilson and Xand van Tulleken meet a nipple tattooist and talk topless photos.

• 30 mins

The Liver

Kimberley Wilson and Xand van Tulleken examine the body鈥檚 heaviest organ: the liver.

• 32 mins

The Hands

Kimberley Wilson and Xand van Tulleken explore extra fingers and cutting-edge prosthetics.

• 30 mins

The Vagus Nerve

Kimberley Wilson and Xand van Tulleken travel along one of the brain's superhighways.

• 33 mins

The Hippocampus

Kimberley Wilson and Xand van Tulleken discover how we can make better memories.

• 30 mins

Serotonin

Kimberley Wilson and Xand van Tulleken explore one of the body鈥檚 misunderstood chemicals.

• 30 mins

T Cells

Kimberley Wilson and Xand van Tulleken find out how our immune system can be reprogrammed.

• 30 mins

Made of Stronger Stuff Series 2

Psychologist Kimberley Wilson and Dr Xand van Tulleken tell us about the new series.

• 1 min

Feet

Kimberley Wilson and Dr Xand van Tulleken continue their journey around the human body.

• 35 mins

Taste

Kimberley Wilson and Dr Xand van Tulleken continue their journey around the human body.

• 31 mins

Hair

Kimberley Wilson and Dr Xand van Tulleken continue their journey around the human body.

• 33 mins

Fat

Kimberley Wilson and Dr Xand van Tulleken continue their journey around the human body.

• 32 mins

Kidneys

Kimberley Wilson and Dr Xand van Tulleken take a journey around the human body.

• 33 mins

Sphincters

Kimberley Wilson and Dr Xand van Tulleken continue their journey around the human body.

• 33 mins

Knees

Kimberley Wilson and Dr Xand van Tulleken continue their journey around the human body.

• 36 mins

Dopamine

Kimberley Wilson and Dr Xand van Tulleken take a journey around the human body.

• 36 mins

Tears

Kimberley and Xand find out there's much more to tears than meets the eye.

• 32 mins

Ovaries

Kimberley Wilson and Dr Xand van Tulleken take a journey around the human body.

• 35 mins

Wrist

Kimberley Wilson and Dr Xand van Tulleken take a journey around the human body.

• 33 mins

Amygdala

Kimberley Wilson and Dr Xand van Tulleken take a journey around the human body.

• 35 mins