Why We Sleep with Matthew Walker

Can you rebuild your gut after a course of antibiotics? This week, we look at what really helps the microbiome recover, from fibre and fermented foods to what you might want to eat in those first few weeks. We also tackle the fear around microplastics and chemicals in tinned food ...  Show more

Could loneliness really affect how many healthy years we live? Could letting our minds wander actually be good for our brains? And can tiny bursts of movement throughout the day make a meaningful difference to our heart health? This week, we unpack fascinating new research linkin ...  Show more

Why do we sleep? What exactly happens when we sleep and why is it so important? What are the implications of sleep deprivation? And what can we do to improve our sleep hygiene? Answering these questions is the life’s work Dr. Matthew Walker. Longtime listeners know that I am obse ...  Show more

You know how important sleep is just from the personal experience of making it through the day after a bad night’s sleep. But what if you were told that sleep was the single most important thing you could do for your physical and mental health? It affects everything from your sex ...  Show more

Improving the quality of our sleep is arguably the single most effective thing that we can do to reset our brains and recharge our bodies, yet many of us just aren’t getting enough. But what is the optimal amount of sleep and what can we do if we struggle to get enough? I’m delig ...  Show more