"No matter what you eat, how much you exercise, how resilient your genes are, how skinny or young or wise you are, none of it matters if you're not breathing properly. There is nothing more essential to our health and wellbeing than breathing: take air in, let it out, repeat 25,000 times a day. Yet, as a species, humans have lost the ability to breathe correctly, with grave consequences. Science journalist James Nestor travels the world to figure...

"A fascinating dive into the purpose and potential of dreams Dreaming is one of the most deeply misunderstood functions of the human brain. Yet recent science reveals that our very survival as a species has depended on it. This Is Why You Dream explores the landscape of our subconscious, showing why humans have retained the ability to dream across millennia and how we can now harness its wondrous powers in both our sleeping and waking lives. Dreaming...

A young heroin addict in Edinburgh tries to kick the habit but his junkie friends aren't making it easy for him.