Which of the following is part of a healthy sleep routine?

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Having a consistent bedtime and a wind-down routine is central to a healthy sleep pattern because it cues your body to prepare for sleep and keeps your internal clock (circadian rhythm) stable. When you go to bed at the same time each night and spend the last part of the day winding down with calm activities, your brain learns when to transition from wakefulness to sleep, making it easier to fall asleep and stay asleep. The wind-down period lowers mental and physical arousal—dim lights, limit screens, and engage in quiet activities—to ease the mind toward rest. Inconsistent bedtimes disrupt this rhythm, and bright light before bed signals wakefulness, making sleep harder. Limiting caffeine is helpful for sleep, but the strongest routine skill here is keeping a regular bedtime with a calm pre-sleep wind-down.