What is hypersomnia?

Hypersomnia is characterized by excessive sleepiness during the daytime. Cancer and cancer treatment can affect your sleep. It is also known as somnolence, excessive daytime sleepiness, or prolonged drowsiness.

Excessive daytime sleepiness can be a primary condition or a secondary condition. Primary hypersomnia occurs with no other medical conditions present. The only symptom is excessive fatigue. The secondary is the result of another medical condition.

How bad is my hypersomnia?

Mild: Mildly increased need for sleep

Moderate: Moderately increased need for sleep

Severe: Severe increased need for sleep

How to manage mild hypersomnia?
  • Sleep a few hours longer at night
  • Exercise daily in the morning and not at bedtime
  • Indulge in enjoyable activities that require your attention
  • Try to sleep and wake up at the same time daily
  • Avoid eating a heavy meal or drinking a lot of liquid in the evening
  • Avoid alcohol and caffeine
How to manage moderate and severe hypersomnia?

If you find yourself tired on days after long nights of sleep, that could be a sign that you need to make an appointment with your doctor. Don’t ignore sleep problems. Feeling drained of energy after having more than adequate sleep could be a sign of anemia.

What causes hypersomnia?
  1. The cancer-related causes are:

2. Prescription and over-the-counter (OTC) medications related cause:

  • Antidepressants
  • Medications to manage nausea
  • Medications to manage pain
  • Sedatives
  • Antihistamines
  • Sleeping pills

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