The brain was once thought to be the body's control tower, issuing commands to the other organs. But scientists are discovering that communication flows between all the organs in our bodies. They transmit messages that can boost immunity, improve memory, strengthen bones and even lengthen lifespan. Innovative treatments are being developed to harness the power of this hidden network. But what happens when there's a communication breakdown? We look for clues using the latest technology.
2018 • Health
Today, whisky is a source of Scottish pride; it's one of the UK's few growth industries. In this last episode, actor Brian Cox reveals how whisky was born and shaped in opposition to the British tax system, and how that history forged the character of Scotland's national drink.
Not all the microbes that live on us or inside us are benign, and it is only thanks to the superhuman nature of our bodies that we survive constant attack. However, humans are becoming increasingly vulnerable to disease. This programme examines the dramatic increase in allergic diseases such as asthma, eczema and hayfever.