Sleep Trouble – Could it Be Your Nightcap?
Do you frequently wake up feeling particularly tired? Does it take your brain quite a while to dispel the fogginess of sleep? Feel like you are easily forgetting things? It might be that nightcap before bed.
The fact is: alcohol disrupts important sleep activities, like getting a full night's rest, uninterrupted sleep, and restorative sleep. This is because alcohol blocks REM sleep, and can interrupt your circadian rhythm by breaking your sleep throughout the night. Continue reading to learn about the effects of alcohol on sleep.
Alcohol Blocks REM Sleep
REM (Rapid Eye Movement) sleep is the deepest phase of your sleep. It is the mentally restorative phase of sleep, keeping your brain primed for [National Institute of Health]:
- Memory retention
- Learning
Alcohol suppresses REM sleep, especially in the second half of the night. This means less restoration/stimulation on the parts of your brain needed for learning and memory retention. What this usually ends up looking like is general, decreased performance during the day at work or in school.