How much sleep is enough?

How much sleep is enough
How much sleep is enough

How much sleep is enough?

How much sleep is enough?

Sleep is a complex neurological state, with its primary function of providing rest and restoring the body’s energy levels.

The importance of sleep could be seen from the fact that people spend about one-third of their lifespan in sleep.

Regardless, that being said just how much sleep do we need?

Lets talk about it!



Sleep can be defined as the natural state of rest during which your eyes are closed and you become unconscious, this event normally occurs at night

During sleep, most of the body’s systems are in an anabolic state and this helps to restore the immune, nervous, skeletal, and muscular system which are vital processes that maintain mood, memory, and cognitive function, and play a large role in the function of the endocrine and immune systems.



Here are some things you should know about sleep;

  1. We spend 1/3 of our lives asleep
  2. Sleep is an active process
  3. Some brain activity increases during sleep
  4. Specific hormones increase during sleep
  5. We need less sleep as we get older


Some of the major functions sleep include;

  • Restoration
  • Memory processing
  • Dreaming


Types of Sleep

Sleep is divided into two broad types:

  • Non-rapid eye movement (non-REM or NREM) sleep
  • Rapid eye movement (REM) sleep.


Common Sleep Disorders

Before we talk about how much sleep our bodies require lets talk about some sleep disorders

  • Insomnia
  • Restless leg syndrome-5%
  • Sleep Apnea
  • Nacrolepsy
  • Nightmares
  • Night terrors



Now for what brought you here in the first place;

The amount of sleep you need each day will change over the course of your life.

     The chart below shows general recommendations for different age groups.

  • Infants 16-20
  • Toddlers 12-14
  • Pre School 11-13
  • School Age 10-11
  • Teens 9.5-10
  • Most adults need 7 ½ -8 hours to function well


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