The quality of sleep is essential to maintain our mood, to be ready to face stressful situations, to feel more energetic during the day and even to stimulate our immune defenses.
After a bad night you surely feel more tired, sleepy and have difficulty concentrating, and this is one of the side effects of "the new normal", when facing routine changes, anxiety, stress, physical and mental fatigue, there are so many things happening at the same time that falling asleep becomes difficult.