Carbon monoxide detectors sound an alarm when they sense a certain amount of carbon monoxide in the air over time. Different types of alarms are triggered by different types of sensors. 1  Biomimetic sensor: A gel changes color when it absorbs carbon monoxide, and this color change triggers the alarm.
General Bad Days Similarly, some of the lethargy is simply as a result of reality. Having anxiety makes your day worse, and so there are many people that find they would rather sit in bed than deal with the anxieties of the day.
One study found that eating right before turning in can make your snooze time more restless, and that sets you up for fatigue and bingeing the next day. Also, late-night noshing tends to be associated with stress eating, which leads to overindulging in high-fat comfort calories.