Why I Only Have One Cup of Coffee a Day

I used to think that having multiple cups of coffee during the day would help keep me awake, energised and ready to seize the day. Imagine my shock when reading “Why We Sleep: The New Science of Sleep and Dreams” by Matthew Walker. The Author is an English scientist and professor of neuroscience and psychology at the University of California, Berkeley. He is one of the most high-profile public intellectuals focused on the subject of sleep.