Troels W. Kjær is a Danish physician and neuroscientist, formerly a consultant and professor. He writes popular science books about the brain for general audiences, including Træk stikket (2026), and lectures on topics such as sleep, rest and mental performance.
Troels W. Kjær and Pia Hauge take the stage at Bremen Teater in Copenhagen.
Neuroscientist Troels W. Kjær explores why breaks are essential for learning and mental strength - and why the answer to modern life's pace might be to stop, not speed up.
Neuroscientist Troels W. Kjær explores why regular digital detox is essential for learning, resilience, and human connection.
Neuroscientist Troels W. Kjær discusses how screen use impacts wellbeing, sleep and social connections, with practical tips for healthier digital habits.
Neuroscientist Troels W. Kjær discusses how constant digital interruptions affect our ability to learn and thrive, and why breaks are essential for mental resilience.
Double world record holder in memory Lars Christiansen and brain researcher Troels W. Kjær discuss how to optimize the brain and strengthen focus and memory.