Sleep is the body’s natural ‘pause button’.
During sleep, the muscles relax. Breathing gets
slow. The heartbeat gets slow. The brain works
During the stage
of sleep. The body
slows, the muscles
relax.It is easy to
wake up from this
type of sleep.
After ten minutes
of light sleep, you
start “true sleep”.
This last about 20
slowly, the heart
beats more slowly.
Most sleep in the
night is “true
is some muscle
activity. It is
difficult to wake
up from this
REM means ‘rapid eye movement’.
This is because the eyes move very
The first REM phase starts about 70
to 90 minutes after a person falls
People have between three and five
REM phases a night. They are not
awake but the brain is awake and
People dream during REM sleep but
the body can not move.That stops
people ‘acting’ their dreams.
1. How many types of sleep?
2. What does REM stand for?
3. How many non- Rem stages of sleep are there?
4. When is the heartbeat at its slowest?
5.How many sleep cycles do people have each night?
6. What part of the body moves when a person dreams?
7. How long does “ true sleep’’ last?
Between 3 and 5
About 20 minutes
Rapid Eye Movement
Daily Sleep Diary ( Complete the diary each morning)
Your Name___________________________ The date of Day 1_______________
Here are some things you can do to help get a good night's sleep
Why do we sleep?
When we sleep, our brain has to sort out
different things we’ve been doing: thinking
during the day.
It’s time for your body to slow down and
have a ___________________ to get ready
for the next day.
If we don’t sleep, we’ll get too tired to play
and learn new things, and we might get
We should sleep every night to get enough
energy for ______________________, for
thinking, playing, loving, eating, running