Did you know that the total weight of our skin - the largest organ in our body - is over 6lbs? Or that the total commercial value of the constituent parts of our body (gold fillings notwithstanding) wouldn't amount to more than £5? We perspire between one and two pints per day - even when sedentary. These are the kinds of facts that this documentary presents us with as it uses some groundbreaking technology and photography to illustrate just how complex our bodies are. From the thousands of microscopic sensors on our tongues detecting taste and heat, to the pores on our skin, our constant blink... read the rest.