Less Sleep Side Effects: Lack of sleep can make you sick! 5 problems may start
Samira Vishwas March 26, 2026 10:25 AM

A good sleep of 7-8 hours is very important for a healthy body and sharp mind. If you do not get enough sleep every day, it gradually starts having a negative impact on your health.

weak immune system
Lack of sleep has a direct impact on your immunity. Due to less sleep, the body’s immunity becomes weak, due to which you can fall ill frequently. Even minor problems like cold and cough start occurring again and again.

Mental stress and depression
Due to not getting enough sleep, the mind does not get rest, which increases stress, irritability and anxiety. If there is lack of sleep for a long time, it can turn into serious mental problems like depression.

risk of weight gain
Lack of sleep causes hormonal imbalance, which increases appetite and makes you overeat. Especially the craving for junk food increases, which causes weight gain.

Risk of heart diseases
Blood pressure and heart rate are affected by less sleep. This increases the risk of heart diseases. According to research, people who sleep less have a higher risk of heart attack.

decreased attention and memory
Lack of sleep affects the functioning of the brain. This causes difficulty in concentrating and the ability to remember things also becomes weak. This affects both studies and work.

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