Sleep is one of the most important foundations of good health, yet it is often one of the first things we sacrifice when life becomes busy. We tend to focus on nutrition, exercise and productivity while overlooking the essential role that quality sleep plays in maintaining physical, mental and emotional wellbeing. Sleep is not simply a period of rest. It is an active biological process during which the body performs essential maintenance, supports the immune system, regulates hormones, processes emotions and restores energy. Developing good sleep hygiene can make a meaningful difference to how you feel, think and function throughout the day. But what exactly is sleep hygiene, and how…