possible to have a healthy sleep under wartime, in order to answer this question , we are adding olga maslovaoadcast, she is also a candidate of biological sciences and co-author of the book when i finally spit out what to do if i can't fall asleep because of anxious thoughts and fears . so , the question for you was discussed with the previous experts about what you need to do to fall asleep. but in general, what should you do, how should you behave during this 24 -hour period so that sleep is healthy, a very valid remark. thank you for this question, because it is about how to behave exactly during the day before going to sleep is said just a little, unfortunately, and the problem is that it is important for our brain to have, so to speak, three phases of the day, eh, the first phase must be accompanied by bright, cold lighting, as conventionally as we see it on a good sunny day in the morning the second phase of the day should be accompanied by the lighting of dimmer, warmer shades that are very easy to simulate if you remember what the sunset looks like in some beautiful place where you a