Oct 27, 2025

Reasons you feel excessively sleepy

Aanya Mehta

Stress and Mental Fatigue

Chronic stress or anxiety can exhaust your mind and body, leading to constant tiredness despite rest.

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Medications or Health Conditions

Certain medications (like antihistamines or antidepressants) or illnesses such as diabetes can increase daytime sleepiness.

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Iron Deficiency

Low iron reduces oxygen flow to the brain and muscles, making you feel tired and weak all day.

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Sleep Disorders

Conditions like sleep apnea, restless leg syndrome, or narcolepsy can cause interrupted sleep and constant daytime fatigue.

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Poor Diet or Dehydration

Skipping meals, eating too little protein, or not drinking enough water can drop energy levels dramatically.

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Poor Sleep Quality

Even if you sleep for 7 to 8 hours, frequent disturbances, noise, or light can prevent deep restorative sleep.

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Thyroid Imbalance

Low thyroid hormone levels (hypothyroidism) can slow metabolism, leaving you feeling sluggish and sleepy.

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Too much Caffeine or Sugar

Excess caffeine or sugary foods can disrupt your sleep cycle, causing energy crashes and drowsiness later in the day.

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