Ключевые слова: alertness, anxiety, anxious, awake, bed, bedroom, casual, communication, concern, concerned, connectivity, contemplation, cozy, dark, distraught, emotions, home, indoor, interaction, introspection, message, mood, night, nighttime, pajamas, panic, phone, ponder, problem, reaction, relaxation, rest, situation, sleep, sleeping, sleepless, smartphone, solitude, stress, surprised, technology, tension, texting, thoughtful, thoughts, urgency, wellness, worry,