Even after a good sleep, you still feel lethargic the next day? Do you have this disease?
- bySherya
- 27 Jun, 2025

It is normal to feel sleepy during the day after staying awake at night, but if you are getting proper sleep at night and still your eyes are closing repeatedly during the day, then do not ignore it.

Even after getting enough sleep at night, lethargy prevails during the day. One starts feeling sleepy at the workplace. The body feels tired. Often people ignore these symptoms, but they are a sign of a serious problem. Why does this problem occur and how can it be avoided, let's know...
Problems caused by hypersomnia
It is normal to feel sleepy during the day after staying awake at night. But if you are getting proper sleep at night, and still your eyes are closing repeatedly during the day, then do not ignore it. This may be due to hypersomnia. In this condition, the person feels excessive sleep. Bad habits and diseases can be the cause of hypersomnia.
These could be the reasons
- Alcohol: Drinking too much alcohol affects sleep. Due to this, there may be a problem of falling asleep repeatedly during the day.
- Weak muscles: If the muscles in the body are weak then the problem of frequent sleepiness can be seen.
- Not getting proper sleep at night: Not getting enough sleep at night can also cause this problem. This can increase the risk of hypersomnia.
- Side effects of medicine: Sometimes hypersomnia can be a problem due to the effect of medicine. During this period, one feels more sleepy.
- Diabetes: High blood sugar levels in the body can cause hypersomnia. In diabetes, the body is unable to convert glucose into energy, which causes fatigue and sleeplessness. Frequent thirst, urination and weight loss are other symptoms.
- Thyroid: In hypothyroidism, the thyroid gland is affected. It affects the metabolism. This increases the problem of lethargy, fatigue and excessive sleep. Weight gain, feeling cold and hair loss can be its symptoms.
- Anemia: Anemia is a lack of hemoglobin which reduces the supply of oxygen to the body, leading to fatigue and sleeplessness. This can be due to a deficiency of iron, vitamin B12 or folic acid.
- Sleep Apnea: Sleep Apnea is a condition in which breathing stops repeatedly during sleep, which prevents deep and restful sleep. Due to this, symptoms like excessive sleepiness, fatigue, headache and lack of concentration can be seen during the day.
What are its symptoms?
- anxiety and stress
- irritability
- Frequent daytime sleepiness
- body feeling tired
- being angry
- Difficulty getting up in the morning
- Headache
- Loss of appetite
- forgetting things
- feeling uneasy
- having trouble focusing