7 Harmful Effects Lack Of Sleep Has On You!

Sleep, a naturally occurring state characterised by altered consciousness and detached interaction with the surrounding. It occurs in alternate periods, helping the body to restore its immune, nervous, skeletal and muscular systems. It is stated that a minimum 8 hours of sleep is mandatory for the body to function properly. Sleeping less than that can cause tiredness, sluggishness, poor metabolism and lack of will to do work. But prolonged and chronic insufficiency of sleep may lead to serious health hazards.

Here are 7 harmful side effects of insufficient sleep that you might be overlooking...


  1. 1. Affects your heart: Lack of sleep over a long period of time affects the regular functioning of the heart and might lead to problems like high blood pressure, arrhythmia, stroke and even heart failure.

  1. 2. Causes Depression: Lack of sleep is one of the major causes of depression. Improper rest will leave you tired and cranky, putting you in a bad mood. In a recent study, it was revealed that majority of people who sleep less than six hours per night, are victims of depression.

  1. 3. Slows down the learning process:  Lack of sleep is known to bring down alertness and attention among people. It also limits a person's ability to reason and solve a problem effectively, reducing one’s ability to learn and remember things.

  1. 4. Affects your immunity: Lack of sleep affects the defence and guard of antibodies, therefore, allowing antigens to attack. Improper sleep causes reduced immunity, so the body becomes more prone to bacterial and viral infection, leaving you to fall sick every other day.

  1. 5. Affects the digestive system: Improper digestion, reflux, acidity, vomiting might be consequences of insufficient sleep. It impairs body’s metabolism, and even lead to reduced secretion of insulin, causing diabetes.

  1. 6. Causes skin problems: Lack of sleep might lead to acne, pigmentation of the skin. Lack of sleeping over a long period of time causes dark circles and early ageing of the skin leading to wrinkles.

  1. 7. Adversely affects your wellbeing and memory: proper sleep helps to clear the toxic molecules from the brain, making you feel fresh next day. So not getting enough sleep could impair your brain's ability to keep the nervous system fully functioning, leading to poor memory.