Sleep affects the levels of two hormones, leptin and ghrelin, which control feelings of hunger and fullness. Digestive systemĪlong with eating too much and not exercising, sleep deprivation is another risk factor for becoming overweight and obese. Sleep deprivation can also make existing respiratory diseases worse, such as chronic lung illness. A nighttime breathing disorder called obstructive sleep apnea (OSA) can interrupt your sleep and lower sleep quality.Īs you wake up throughout the night, this can cause sleep deprivation, which leaves you more vulnerable to respiratory infections like the common cold and flu. The relationship between sleep and the respiratory system goes both ways. Long-term sleep deprivation also increases your risk for chronic conditions, such as diabetes mellitus and heart disease. If you don’t get enough sleep, your body may not be able to fend off invaders, and it may also take you longer to recover from illness. Sleep deprivation prevents your immune system from building up its forces. It uses these substances to combat foreign invaders such as bacteria and viruses.Ĭertain cytokines also help you to sleep, giving your immune system more efficiency to defend your body against illness. While you sleep, your immune system produces protective, infection-fighting substances like antibodies and cytokines. It can also make you more prone to injury if you operate heavy machinery at work and have a microsleep episode. Microsleep is out of your control and can be extremely dangerous if you’re driving. During these episodes, you’ll fall asleep for a few to several seconds without realizing it.

You may also end up experiencing microsleep during the day. A lack of sleep can also trigger mania in people who have bipolar mood disorder.

If sleep deprivation continues long enough, you could start having hallucinations - seeing or hearing things that aren’t really there. It can also compromise decision-making processes and creativity. You may feel more impatient or prone to mood swings. Sleep deprivation also negatively affects your mental abilities and emotional state. The signals your body sends may also be delayed, decreasing your coordination and increasing your risk for accidents. You may also find it more difficult to concentrate or learn new things. Sleep deprivation leaves your brain exhausted, so it can’t perform its duties as well. Sleep is necessary to keep it functioning properly, but chronic insomnia can disrupt how your body usually sends and processes information.ĭuring sleep, pathways form between nerve cells (neurons) in your brain that help you remember new information you’ve learned. Your central nervous system is the main information highway of your body.

Effects on the body Central nervous system

Do i have insomnia i never feel tired