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What causes drowsiness, indifferent mood and irritability? 3 possible conditions

See a list of possible causes in order from the most common to the least.


Sleep Disorders

Sleep disorders/disturbances can cause your sleep to be disturbed. Disturbed sleep includes the inability to fall asleep, the inability to go back to sleep, and frequent waking up during the night. Sleep disorders ca...

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This condition is considered a medical emergency. Urgent care may be required.

Encephalitis is an inflammation of the brain tissue. It's most often caused by viral infections. In some cases, bacterial infections can cause encephalitis.

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Hypercalcemia is a condition in which you have too much calcium in your blood. Serious cases could cause symptoms like abdominal pain, nausea, constipation, and weakness.

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This feature is for informational purposes only and should not be used to diagnose.
Please consult a healthcare professional if you have health concerns.