At first, sleep deprivation may cause minor symptoms, but over time these symptoms can become more serious.Initial sleep deprivation symptoms may include:

  • Drowsiness
  • Inability to concentrate
  • Impaired memory
  • Reduced physical strength
  • Diminished ability to fight off infections
  • Increased appetite and carbohydrate cravings
  • Reduced sex drive

Read some more signs of Sleep Deprivation.