The snow’s softly falling, the streetlights beautifully shining... and you’re rushing off to work. You’re not really into it; you’d rather be snuggling up in bed. Over the Christmas holidays, we’ve all gotten used to a more relaxed regimen. Fatigue hits us more strongly in the winter than in other seasons. And yet this century’s work tempo often goes against our natural biorhythms. There are a number of ways in which we can restore our internal balance and care for our energy supplies. Let’s explore at least the most important ones together!