Now I lay down to sleep with a bottle of jack on my feet
If I die before I wake, tell my friends I drank it straight
Knocking back a few drinks can make you relaxed and sleepy, so it might seem like drinking before bed would help you sleep soundly, right? In reality, that’s not the case — at all. While drinking alcohol can make you fall asleep faster, your sleep cycle will suffer significantly.
Unfortunately, alcohol never improves sleep

Alcohal Can Help You Fall Asleep
Alcohol helps you relax, making falling asleep easier for some, three to four hours after falling asleep,
several studies have also shown that people can develop a tolerance to these sedative effects in as few as three nights.

sleep distubance
Because you suffered a headache caused by dehydration You visited the bathroom to pee at least once in the night because alcohol is a diuretic You experienced disturbed and restless sleep because you’re feeling hot and sweaty.

Alcohol disrupts REM sleep
Its relaxing properties make alcohol seem like a surefire way to sleep at night. However, the quality of restorative, restful sleep decreases. Research has shown that alcohol use interrupts your sleep cycle, particularly REM sleep. Remember, REM sleep is where dreaming happens

What is REM sleep-Dreams sleep
REM stands for rapid eye movement. During REM sleep, your eyes move around rapidly in a range of directions but don't send any visual information to your brain.Remember, REM sleep is where dreaming happens.

non-REM sleep
First comes non-REM sleep, followed by a shorter period of REM sleep, and then the cycle starts over again. During the deep stages of NREM sleep, the body repairs and regrows tissues, builds bone and muscle, and strengthens the immune system.

Alcohol suppresses melatonin
Alcohol consumption decreases melatonin production -- regardless of whether the sun is down. One study found that drinking alcohol an hour before you go to sleep can suppress melatonin production by 20%.