Three primary causes of poor sleep are mental health conditions and stress, poor sleep habits and lifestyle choices, and underlying medical issues and sleep disorders.
Causes
The brand-new revision to the third edition, ICSD-3R includes the following categories: Insomnia: You have difficulty falling and staying asleep. Sleep-related breathing disorders: Your breathing changes while you sleep. Central disorders of hypersomnolence: You have trouble feeling alert during the day.
You might have trouble learning, focusing, and reacting. Also, you might find it hard to judge other people's emotions and reactions. Sleep deficiency also can make you feel frustrated, cranky, or worried in social situations. The symptoms of sleep deficiency may differ between children and adults.
If you're not sleeping well, there may be a medical cause
Common conditions often associated with sleep problems include heartburn, diabetes, cardiovascular disease, musculoskeletal disorders, kidney disease, mental health problems, neurological disorders, respiratory problems, and thyroid disease.
Fatal familial insomnia (FFI) is a rare genetic degenerative brain disorder. It is characterized by an inability to sleep (insomnia) that may be initially mild, but progressively worsens, leading to significant physical and mental deterioration.
In his piece, he revealed that through his years of research, he's found that rumination is the biggest thing that causes poor sleep. He says that being worried about something at night has affected his own ability to fall asleep.
While every organ in the body is affected by poor sleep, the brain takes the biggest hit, showing signs of dysfunction faster than any other system. Over time, the heart, liver, and immune system also begin to show stress, which can increase your risk of chronic illness.
Best Foods for Sleep
“The health consequences of chronic sleep deprivation are severe,” said Patricia Patterson, M.D., medical director of the UAB Medicine Sleep/Wake Disorders Center. “There is an increased risk of diabetes, obesity, depression and anxiety, as well as the possibility of worsened memory and decreased immune function.”
Medical conditions.
Brain and nerve conditions, such as Parkinson's disease, multiple sclerosis and traumatic brain injury, may raise the risk of sleep disorders. Heart disease, lung disease, cancer, diabetes and chronic pain are linked with insomnia. Being overweight raises the risk of obstructive sleep apnea.
Stimulants like caffeine, high-sugar snacks, or heavy meals before bedtime can disrupt your natural sleep cycle, while certain nutrient-rich foods can support melatonin production and regulate your circadian rhythm.
Keep light, noise and the temperature at levels that are comfortable and won't disturb your rest. Don't do activities other than sleeping or sex in your bedroom. This will help your body know this room is for sleeping. Put clocks in your bedroom out of sight.
Overall, the study concluded that vitamin D deficiency is associated with a higher risk of sleep disorders including poor sleep quality, short sleep duration, and sleepiness [74]. When examining each individual studies, most studies indeed suggested positive correlation of vitamin D intake and sleep quality.
The 3-3-3 rule for sleep is a technique to help manage anxiety and improve sleep quality. It involves focusing on three things you can see, three things you can hear, and moving three parts of your body.
6 Factors that Could Be Affecting Your Sleep
Drinks to help you sleep
Quick fixes to improve deep sleep:
The 3-2-1 sleep rule is a simple wind-down routine: stop eating and drinking alcohol 3 hours before bed, stop working/mentally stimulating activities 2 hours before, and turn off screens (phones, TVs) 1 hour before sleep, helping you transition to rest by reducing stimulants and preparing your mind and body. It's often part of a larger 10-3-2-1-0 rule, which also adds no caffeine 10 hours prior and no hitting snooze (0) in the morning.
Waking Between 1 am and 3 am: Liver
The liver governs the smooth flow of qi throughout the body and is responsible for detoxification. If you wake during this time, it may reflect liver congestion due to stress, toxins, or suppressed emotions.
Adults typically need about 1.5 to 2 hours of deep sleep throughout the night, along with 90 minutes of REM sleep. Anything less, and you may wake up feeling like you didn't sleep at all. Not getting enough deep sleep affects more than how you feel the next day.
Specifically, sleeping on the side or back is considered more beneficial than sleeping on the stomach. In either of these positions, it's easier to keep your spine supported and balanced, which relieves pressure and enables your muscles to relax and recover.
The koala is the animal that sleeps approximately 90% of the day (20-22 hours), a necessity due to its low-energy eucalyptus diet requiring intensive digestion, making it the ultimate champion of sleep in the animal kingdom, followed closely by sloths and bats.
Key Findings